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CVE-2026-42505

Invoking Encrypted Client Hello privacy leak in crypto/tls

5.3 MediumFix available

Handshakes which used Encrypted Client Hello could be de-anonymized by a passive network observer due to a disclosure of pre-shared key identities in the unencrypted client hello.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
Low
Integrity
None
Availability
None

Exploit likelihood

0.38%Unchanged since Jul 9, 2026
90%50%10%1%

What each source reports

CVE List Score used 5.3

Invoking Encrypted Client Hello privacy leak in crypto/tls

Handshakes which used Encrypted Client Hello could be de-anonymized by a passive network observer due to a disclosure of pre-shared key identities in the unencrypted client hello.

Record
CVE-2026-42505
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness
CWE-201
Updated
2026-11-02
EUVDEUVD-2026-42317 5.3

Handshakes which used Encrypted Client Hello could be de-anonymized by a passive network observer due to a disclosure of pre-shared key identities in the unencrypted client hello.

Record
EUVD-2026-42317
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated
2026-11-02
GitHub AdvisoriesGHSA-ff52-ph69-cf7x 5.3

Handshakes which used Encrypted Client Hello could be de-anonymized by a passive network observer...

Handshakes which used Encrypted Client Hello could be de-anonymized by a passive network observer due to a disclosure of pre-shared key identities in the unencrypted client hello.

Record
GHSA-ff52-ph69-cf7x
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness
CWE-201
Updated
2026-11-02
NVD 5.3

Handshakes which used Encrypted Client Hello could be de-anonymized by a passive network observer due to a disclosure of pre-shared key identities in the unencrypted client hello.

Record
CVE-2026-42505
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness
CWE-201
Updated
2026-11-02
OSVALPINE-CVE-2026-42505 5.3

Handshakes which used Encrypted Client Hello could be de-anonymized by a passive network observer due to a disclosure of pre-shared key identities in the unencrypted client hello.

Record
ALPINE-CVE-2026-42505
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated
2026-11-03
OSVBELL-CVE-2026-42505 5.3
Record
BELL-CVE-2026-42505
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated
2026-11-02
Show 39 moreShow less
OSV 5.3

Invoking Encrypted Client Hello privacy leak in crypto/tls

Handshakes which used Encrypted Client Hello could be de-anonymized by a passive network observer due to a disclosure of pre-shared key identities in the unencrypted client hello.

Record
CVE-2026-42505
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated
2026-11-02
OSVDEBIAN-CVE-2026-42505 5.3

Handshakes which used Encrypted Client Hello could be de-anonymized by a passive network observer due to a disclosure of pre-shared key identities in the unencrypted client hello.

Record
DEBIAN-CVE-2026-42505
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated
2026-11-02
OSVRHSA-2026:36477 7.8

Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

Record
RHSA-2026:36477
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRHSA-2026:36510 7.8

Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

Record
RHSA-2026:36510
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRHSA-2026:37435 8.2

Red Hat Security Advisory: golang security, bug fix, and enhancement update

Record
RHSA-2026:37435
CVSS 3.1
8.2 HighCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N
Updated
2026-11-02
OSVRHSA-2026:37436 8.2

Red Hat Security Advisory: golang security, bug fix, and enhancement update

Record
RHSA-2026:37436
CVSS 3.1
8.2 HighCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N
Updated
2026-11-02
OSVRHSA-2026:38995 8.2

Red Hat Security Advisory: go-toolset:rhel8 security, bug fix, and enhancement update

Record
RHSA-2026:38995
CVSS 3.1
8.2 HighCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N
Updated
2026-11-02
OSVRHSA-2026:66364 7.5

Red Hat Security Advisory: git-lfs security update

Record
RHSA-2026:66364
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2026-42505 5.3

Handshakes which used Encrypted Client Hello could be de-anonymized by a passive network observer due to a disclosure of pre-shared key identities in the unencrypted client hello.

Record
UBUNTU-CVE-2026-42505
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated
2026-11-02
OSVALSA-2026:37435 No score

Important: golang security, bug fix, and enhancement update

The golang packages provide the Go programming language compiler.

Security Fix(es):

  • golang.org/x/net/idna: golang: golang.org/x/net/idna: Privilege escalation via incorrect Punycode label processing (CVE-2026-39821)
  • os: golang: Go os.Root: Symlink following vulnerability allows directory traversal (CVE-2026-39822)

Bug Fix(es) and Enhancement(s):

  • Update Go to version 1.26.5+1 [almalinux-9.8.z] (JIRA:AlmaLinux-193476)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Record
ALSA-2026:37435
Updated
2026-11-02
OSVALSA-2026:37436 No score

Important: golang security, bug fix, and enhancement update

The golang packages provide the Go programming language compiler.

Security Fix(es):

  • golang.org/x/net/idna: golang: golang.org/x/net/idna: Privilege escalation via incorrect Punycode label processing (CVE-2026-39821)
  • os: golang: Go os.Root: Symlink following vulnerability allows directory traversal (CVE-2026-39822)

Bug Fix(es) and Enhancement(s):

  • Update Go to version 1.26.5+1 [almalinux-10.2.z] (JIRA:AlmaLinux-193473)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Record
ALSA-2026:37436
Updated
2026-11-02
OSVALSA-2026:38995 No score

Important: go-toolset:rhel8 security, bug fix, and enhancement update

Go Toolset provides the Go programming language tools and libraries. Go is alternatively known as golang.

Security Fix(es):

  • golang.org/x/net/idna: golang: golang.org/x/net/idna: Privilege escalation via incorrect Punycode label processing (CVE-2026-39821)
  • crypto/x509: golang: golang crypto/x509: Denial of Service via excessive processing of DNS SAN entries (CVE-2026-27145)
  • os: golang: Go os.Root: Symlink following vulnerability allows directory traversal (CVE-2026-39822)

Bug Fix(es) and Enhancement(s):

  • Update Go to version 1.26.5+1 [almalinux-8.10.z] (JIRA:AlmaLinux-193478)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Record
ALSA-2026:38995
Updated
2026-11-02
OSVALSA-2026:66364 No score

Important: git-lfs security update

Git Large File Storage (LFS) replaces large files such as audio samples, videos, datasets, and graphics with text pointers inside Git, while storing the file contents on a remote server.

Security Fix(es):

  • encoding/asn1: golang: Go encoding/asn1: Denial of Service via excessive recursion in Unmarshal (CVE-2026-33818)
  • net/url: golang: golang net/url: Denial of Service from quadratic complexity in path resolution (CVE-2026-56860)
  • crypto/tls: golang: Golang crypto/tls: Denial of Service via indefinite KeyUpdate messages (CVE-2026-56862)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Record
ALSA-2026:66364
Updated
2026-11-02
OSVAZL-92306 No score

CVE-2026-42505 affecting package golang for versions less than 1.25.12-1

Handshakes which used Encrypted Client Hello could be de-anonymized by a passive network observer due to a disclosure of pre-shared key identities in the unencrypted client hello.

Record
AZL-92306
Updated
2026-11-02
OSVAZL-92312 No score

CVE-2026-42505 affecting package golang for versions less than 1.26.5-1

Handshakes which used Encrypted Client Hello could be de-anonymized by a passive network observer due to a disclosure of pre-shared key identities in the unencrypted client hello.

Record
AZL-92312
Updated
2026-11-05
OSVBIT-golang-2026-42505 No score

Invoking Encrypted Client Hello privacy leak in crypto/tls

Handshakes which used Encrypted Client Hello could be de-anonymized by a passive network observer due to a disclosure of pre-shared key identities in the unencrypted client hello.

Record
BIT-golang-2026-42505
Updated
2026-11-02
OSVCLSA-2026-1791734079 No score

golang: Fix of CVE-2026-42505

  • CVE-2026-42505: omit the pre_shared_key extension from the outer ClientHello in crypto/tls when Encrypted Client Hello is used, so a passive network observer can no longer use the unencrypted PSK identities to de-anonymize the handshake
Record
CLSA-2026-1791734079
Updated
2026-11-02
OSVGO-2026-5856 No score

Invoking Encrypted Client Hello privacy leak in crypto/tls

Handshakes which used Encrypted Client Hello could be de-anonymized by a passive network observer due to a disclosure of pre-shared key identities in the unencrypted client hello.

Record
GO-2026-5856
Updated
2026-11-02
OSVMGASA-2026-0276 No score

Updated golang packages fix security vulnerabilities

The updated packages fix security vulnerabilities: mime: quadratic complexity in WordDecoder.DecodeHeader. (CVE-2026-42504) net/textproto: arbitrary input are included in errors without any escaping. (CVE-2026-42507) crypto/x509: split candidate hostname only once. (CVE-2026-27145) os: Root escape via symlink plus trailing slash. (CVE-2026-39822) crypto/tls: Encrypted Client Hello privacy leak. (CVE-2026-42505)

Record
MGASA-2026-0276
Updated
2026-11-02
OSVopenSUSE-SU-2026:11212-1 No score

go1.25-1.25.12-1.1 on GA media

These are all security issues fixed in the go1.25-1.25.12-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2026:11212-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:11216-1 No score

mihomo-1.19.28-1.1 on GA media

These are all security issues fixed in the mihomo-1.19.28-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2026:11216-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:11232-1 No score

go1.26-1.26.5-1.1 on GA media

These are all security issues fixed in the go1.26-1.26.5-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2026:11232-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:11471-1 No score

tekton-cli-0.46.0-1.1 on GA media

These are all security issues fixed in the tekton-cli-0.46.0-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2026:11471-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:11798-1 No score

go-passbolt-cli-0.5.2-1.1 on GA media

These are all security issues fixed in the go-passbolt-cli-0.5.2-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2026:11798-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:21319-1 No score

Security update for go1.25-openssl

This update for go1.25-openssl fixes the following issues

  • Update to version go1.25.12 (bsc#1244485).
  • CVE-2025-61732: cmd/cgo: discrepancy between Go and C/C++ comment parsing allows for C code smuggling (bsc#1257692).
  • CVE-2025-68121: crypto/tls: Config.Clone copies automatically generated session ticket keys, session resumption does not account for the expiration of full certificate chain (bsc#1256818).
  • CVE-2026-25679: net/url: reject IPv6 literal not at start of host (bsc#1259264).
  • CVE-2026-27139: os: FileInfo can escape from a Root (bsc#1259268).
  • CVE-2026-27140: cmd/go: trust layer bypass when using cgo and SWIG (bsc#1261653).
  • CVE-2026-27142: html/template: URLs in meta content attribute actions are not escaped (bsc#1259265).
  • CVE-2026-27143: cmd/compile: possible memory corruption after bound check elimination (bsc#1261654).
  • CVE-2026-27144: cmd/compile: no-op interface conversion bypasses overlap checking (bsc#1261655).
  • CVE-2026-27145: crypto/x509: split candidate hostname only once (bsc#1267450).
  • CVE-2026-32280: crypto/x509: unexpected work during chain building (bsc#1261656).
  • CVE-2026-32281: crypto/x509: inefficient policy validation (bsc#1261657).
  • CVE-2026-32282: os: Root.Chmod can follow symlinks out of the root on Linux (bsc#1261658).
  • CVE-2026-32283: crypto/tls: multiple key update handshake messages can cause connection to deadlock (bsc#1261659).
  • CVE-2026-32288: archive/tar: unbounded allocation when parsing old format GNU sparse map (bsc#1261660).
  • CVE-2026-32289: html/template: JS template literal context incorrectly tracked (bsc#1261661).
  • CVE-2026-33811: net: crash when handling long CNAME response (bsc#1264508).
  • CVE-2026-33814: net/http: infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE (bsc#1264506).
  • CVE-2026-39817: cmd/go: "go tool pack" does not sanitize output paths (bsc#1264505).
  • CVE-2026-39819: cmd/go: "go bug" follows symlinks in predictable temporary filenames (bsc#1264504).
  • CVE-2026-39820: net/mail: quadratic string concatentation in consumeComment (bsc#1264503).
  • CVE-2026-39822: os: Root escape via symlink plus trailing slash (bsc#1271014).
  • CVE-2026-39823: html/template: bypass of meta content URL escaping causes XSS (bsc#1264509).
  • CVE-2026-39825: net/http/httputil: ReverseProxy forwards queries with more than urlmaxqueryparams parameters (bsc#1264500).
  • CVE-2026-39826: html/template: escaper bypass leads to XSS (bsc#1264507).
  • CVE-2026-39836: net: panic in Dial and LookupPort when handling NUL byte on Windows (bsc#1264501).
  • CVE-2026-42499: net/mail: quadratic string concatenation in consumePhrase (bsc#1264502).
  • CVE-2026-42501: cmd/go: malicious module proxy can bypass checksum database (bsc#1264499).
  • CVE-2026-42504: mime: quadratic complexity in WordDecoder.DecodeHeader (bsc#1267442).
  • CVE-2026-42505: crypto/tls: omit PSK in ECH outer client hello (bsc#1271015).
  • CVE-2026-42507: net/textproto: arbitrary input are included in errors without any escaping (bsc#1267444).
Record
openSUSE-SU-2026:21319-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:21321-1 No score

Security update for go1.26-openssl

This update for go1.26-openssl fixes the following issues

  • Update to version go1.26.5 (bsc#1255111).
  • CVE-2026-39822: os: Root escape via symlink plus trailing slash (bsc#1271014).
  • CVE-2026-42505: crypto/tls: omit PSK in ECH outer client hello (bsc#1271015).
Record
openSUSE-SU-2026:21321-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:21324-1 No score

Security update for go1.25

This update for go1.25 fixes the following issues

  • Update to version go1.25.12 (bsc#1244485).
  • CVE-2026-25679: net/url: reject IPv6 literal not at start of host (bsc#1259264).
  • CVE-2026-27139: os: FileInfo can escape from a Root (bsc#1259268).
  • CVE-2026-27142: html/template: URLs in meta content attribute actions are not escaped (bsc#1259265).
  • CVE-2026-39822: os: Root escape via symlink plus trailing slash (bsc#1271014).
  • CVE-2026-42505: crypto/tls: omit PSK in ECH outer client hello (bsc#1271015).
Record
openSUSE-SU-2026:21324-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:21341-1 No score

Security update for go1.26

This update for go1.26 fixes the following issues

  • Update to version go1.26.5 (bsc#1255111).
  • CVE-2026-39822: os: Root escape via symlink plus trailing slash (bsc#1271014).
  • CVE-2026-42505: crypto/tls: omit PSK in ECH outer client hello (bsc#1271015).
Record
openSUSE-SU-2026:21341-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:21483-1 No score

Security update for govulncheck-vulndb

This update for govulncheck-vulndb fixes the following issues:

  • Update to version 0.0.20260723T184607 2026-07-23T18:46:07Z (jsc#PED-11136).

Go CVE Numbering Authority IDs added or updated with aliases:

  • GO-2026-4730 CVE-2026-33022 GHSA-cv4x-93xx-wgfj
  • GO-2026-4761 CVE-2026-33211 GHSA-j5q5-j9gm-2w5c
  • GO-2026-5102 CVE-2026-45021 GHSA-3vcp-chfh-f6r2
  • GO-2026-5272 CVE-2026-40938 GHSA-94jr-7pqp-xhcq
  • GO-2026-5486 CVE-2026-40924 GHSA-m2cx-gpqf-qf74
  • GO-2026-5542 CVE-2026-40090 GHSA-pj97-4p9w-gx3q
  • GO-2026-5630 CVE-2026-25542 GHSA-rmx9-2pp3-xhcr
  • GO-2026-5643 CVE-2026-40923 GHSA-rx35-6rhx-7858
  • GO-2026-5675 CVE-2026-41492 GHSA-vvf7-6rmr-m29q
  • GO-2026-5711 CVE-2026-40161 GHSA-wjxp-xrpv-xpff
  • GO-2026-5746 CVE-2026-41567 GHSA-x86f-5xw2-fm2r
  • GO-2026-5749 CVE-2026-41328 GHSA-x92x-px7w-4gx4
  • GO-2026-5837 CVE-2026-44840 GHSA-q2m9-6jp9-c6mc
  • GO-2026-5929 CVE-2026-44342 GHSA-26v7-h57m-gh9m
  • GO-2026-5930 CVE-2026-33655 GHSA-6qcr-qxgr-m7fv
  • GO-2026-5933 GHSA-3g4q-2f67-2gvh
  • GO-2026-5934 GHSA-59qp-cfj3-rp64
  • GO-2026-5935 GHSA-7856-g3gv-9wq8
  • GO-2026-5936 CVE-2026-53552 GHSA-26rh-24rg-j3vv
  • GO-2026-5937 CVE-2026-53508 GHSA-2jcc-mxv7-p3f9
  • GO-2026-5938 CVE-2026-53553 GHSA-4g5x-hcwm-82jw
  • GO-2026-5939 CVE-2026-10517 GHSA-698x-9w2p-7vvp
  • GO-2026-5940 CVE-2026-53572 GHSA-6w3m-4hhp-775q
  • GO-2026-5941 CVE-2026-53487 GHSA-gvhc-wv3v-7pf8
  • GO-2026-5942 CVE-2026-46600
  • GO-2026-5944 CVE-2026-50197 GHSA-659f-rgp5-w4wf
  • GO-2026-5945 CVE-2026-6815 GHSA-rmxx-v9rj-vpvg
  • GO-2026-5946 CVE-2026-52831 GHSA-v5px-423j-pf7p
  • GO-2026-5947 CVE-2026-53649 GHSA-xqhv-chqm-fhcc
  • GO-2026-5948 CVE-2026-50554 GHSA-588f-fvcv-xhvf
  • GO-2026-5949 CVE-2026-50553 GHSA-rqrh-8wpv-x7hh
  • GO-2026-5950 CVE-2026-53602 GHSA-339v-266x-79xr
  • GO-2026-5951 CVE-2026-10219 GHSA-6jm8-4fhr-5w64
  • GO-2026-5952 CVE-2026-49834 GHSA-9vcr-p3rj-q5q6
  • GO-2026-5953 CVE-2026-9094 GHSA-c9w5-qp6m-m395
  • GO-2026-5956 CVE-2026-55252 GHSA-h5g6-xmh4-hc37
  • GO-2026-5957 CVE-2026-54158 GHSA-5xfx-xj4h-5p7r
  • GO-2026-5958 CVE-2026-54068 GHSA-gcm7-57gf-953c
  • GO-2026-5959 CVE-2026-54072 GHSA-h29v-hj44-q8cv
  • GO-2026-5961 CVE-2026-54069 GHSA-hvr9-72v2-fff3
  • GO-2026-5962 CVE-2026-54088 GHSA-m93h-4hw7-5qcm
  • GO-2026-5963 CVE-2026-54067 GHSA-mvjr-vv3c-w4qv
  • GO-2026-5964 CVE-2026-54066 GHSA-p4m3-mgmm-c664
  • GO-2026-5965 CVE-2026-54070 GHSA-w7cg-whh7-xp28
  • GO-2026-5966 CVE-2026-54089 GHSA-xqp3-jq6g-x3qm
  • GO-2026-5967 CVE-2026-50551 GHSA-56mp-4f3v-fgj2
  • GO-2026-5968 CVE-2026-54174 GHSA-fpg8-7664-jc5q
  • GO-2026-5969 GHSA-g936-7jqj-mwv8
  • GO-2026-5970 CVE-2026-56852
  • GO-2026-5973 CVE-2026-54250 GHSA-jxr7-mqhw-9p98
  • GO-2026-5974 CVE-2026-44300 GHSA-wmj8-9953-vff5
  • GO-2026-5975 CVE-2026-50018 GHSA-42j2-w334-qxw7
  • GO-2026-5976 CVE-2026-50141 GHSA-g7mm-9vx7-jm7h
  • GO-2026-5977 CVE-2026-50013 GHSA-qrh4-p6v4-mrfg
  • GO-2026-5978 CVE-2026-50125 GHSA-qw5r-ppcg-f8rj
  • GO-2026-5979 CVE-2026-50006 GHSA-xrcf-6jh3-ggvx
  • GO-2026-5980 CVE-2026-50158 GHSA-2c7f-fxww-6w6c
  • GO-2026-5981 GHSA-mqxv-9rm6-w8qc
  • GO-2026-5982 GHSA-pqg7-v6wh-3pfp
  • GO-2026-5984 CVE-2026-53604 GHSA-2p2f-px33-4vv5
  • GO-2026-5985 GHSA-7rx3-5wx3-5v76
  • GO-2026-5986 CVE-2026-61699 GHSA-cm26-5974-52h8
  • GO-2026-5987 CVE-2026-55513 GHSA-g4x6-jcvr-9m3g
  • GO-2026-5988 CVE-2026-54628 GHSA-hwrq-8wxh-q4xv
  • GO-2026-5989 CVE-2026-55512 GHSA-m3cx-mwpg-32jg
  • GO-2026-5990 CVE-2026-54629 GHSA-mf78-3rpf-r784
  • GO-2026-5991 CVE-2026-53603 GHSA-q4vm-pq3q-8wgq
  • GO-2026-5992 CVE-2026-61549 GHSA-qf34-295c-26v8
  • GO-2026-5996 CVE-2026-54450 GHSA-pph6-vfjv-vpjw
  • GO-2026-5997 CVE-2026-54452 GHSA-xgch-x3mx-cm3c
  • GO-2026-5998 CVE-2026-54495 GHSA-398h-7f66-3h4p
  • GO-2026-5999 CVE-2026-10814 GHSA-jh6h-v6mp-h22v
  • GO-2026-6002 CVE-2026-58196 GHSA-pr64-jmmf-jp54
  • GO-2026-6003 CVE-2026-53714 GHSA-22xc-xg2r-9j7v
  • GO-2026-6004 CVE-2026-52833 GHSA-3v79-m2cg-89ww
  • GO-2026-6005 CVE-2026-53715 GHSA-8fv2-88gg-hm7q
  • GO-2026-6006 CVE-2026-53716 GHSA-cxpq-8v7q-cg56 *…
Record
openSUSE-SU-2026:21483-1
Updated
2026-11-02
OSVSUSE-SU-2026:22638-1 No score

Security update for go1.25-openssl

This update for go1.25-openssl fixes the following issues

  • Update to version go1.25.12 (bsc#1244485).
  • CVE-2025-61732: cmd/cgo: discrepancy between Go and C/C++ comment parsing allows for C code smuggling (bsc#1257692).
  • CVE-2025-68121: crypto/tls: Config.Clone copies automatically generated session ticket keys, session resumption does not account for the expiration of full certificate chain (bsc#1256818).
  • CVE-2026-25679: net/url: reject IPv6 literal not at start of host (bsc#1259264).
  • CVE-2026-27139: os: FileInfo can escape from a Root (bsc#1259268).
  • CVE-2026-27140: cmd/go: trust layer bypass when using cgo and SWIG (bsc#1261653).
  • CVE-2026-27142: html/template: URLs in meta content attribute actions are not escaped (bsc#1259265).
  • CVE-2026-27143: cmd/compile: possible memory corruption after bound check elimination (bsc#1261654).
  • CVE-2026-27144: cmd/compile: no-op interface conversion bypasses overlap checking (bsc#1261655).
  • CVE-2026-27145: crypto/x509: split candidate hostname only once (bsc#1267450).
  • CVE-2026-32280: crypto/x509: unexpected work during chain building (bsc#1261656).
  • CVE-2026-32281: crypto/x509: inefficient policy validation (bsc#1261657).
  • CVE-2026-32282: os: Root.Chmod can follow symlinks out of the root on Linux (bsc#1261658).
  • CVE-2026-32283: crypto/tls: multiple key update handshake messages can cause connection to deadlock (bsc#1261659).
  • CVE-2026-32288: archive/tar: unbounded allocation when parsing old format GNU sparse map (bsc#1261660).
  • CVE-2026-32289: html/template: JS template literal context incorrectly tracked (bsc#1261661).
  • CVE-2026-33811: net: crash when handling long CNAME response (bsc#1264508).
  • CVE-2026-33814: net/http: infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE (bsc#1264506).
  • CVE-2026-39817: cmd/go: "go tool pack" does not sanitize output paths (bsc#1264505).
  • CVE-2026-39819: cmd/go: "go bug" follows symlinks in predictable temporary filenames (bsc#1264504).
  • CVE-2026-39820: net/mail: quadratic string concatentation in consumeComment (bsc#1264503).
  • CVE-2026-39822: os: Root escape via symlink plus trailing slash (bsc#1271014).
  • CVE-2026-39823: html/template: bypass of meta content URL escaping causes XSS (bsc#1264509).
  • CVE-2026-39825: net/http/httputil: ReverseProxy forwards queries with more than urlmaxqueryparams parameters (bsc#1264500).
  • CVE-2026-39826: html/template: escaper bypass leads to XSS (bsc#1264507).
  • CVE-2026-39836: net: panic in Dial and LookupPort when handling NUL byte on Windows (bsc#1264501).
  • CVE-2026-42499: net/mail: quadratic string concatenation in consumePhrase (bsc#1264502).
  • CVE-2026-42501: cmd/go: malicious module proxy can bypass checksum database (bsc#1264499).
  • CVE-2026-42504: mime: quadratic complexity in WordDecoder.DecodeHeader (bsc#1267442).
  • CVE-2026-42505: crypto/tls: omit PSK in ECH outer client hello (bsc#1271015).
  • CVE-2026-42507: net/textproto: arbitrary input are included in errors without any escaping (bsc#1267444).
Record
SUSE-SU-2026:22638-1
Updated
2026-11-02
OSVSUSE-SU-2026:22641-1 No score

Security update for go1.26-openssl

This update for go1.26-openssl fixes the following issues

  • Update to version go1.26.5 (bsc#1255111).
  • CVE-2026-39822: os: Root escape via symlink plus trailing slash (bsc#1271014).
  • CVE-2026-42505: crypto/tls: omit PSK in ECH outer client hello (bsc#1271015).
Record
SUSE-SU-2026:22641-1
Updated
2026-11-02
OSVSUSE-SU-2026:22643-1 No score

Security update for go1.25

This update for go1.25 fixes the following issues

  • Update to version go1.25.12 (bsc#1244485).
  • CVE-2026-25679: net/url: reject IPv6 literal not at start of host (bsc#1259264).
  • CVE-2026-27139: os: FileInfo can escape from a Root (bsc#1259268).
  • CVE-2026-27142: html/template: URLs in meta content attribute actions are not escaped (bsc#1259265).
  • CVE-2026-39822: os: Root escape via symlink plus trailing slash (bsc#1271014).
  • CVE-2026-42505: crypto/tls: omit PSK in ECH outer client hello (bsc#1271015).
Record
SUSE-SU-2026:22643-1
Updated
2026-11-02
OSVSUSE-SU-2026:22656-1 No score

Security update for go1.26

This update for go1.26 fixes the following issues

  • Update to version go1.26.5 (bsc#1255111).
  • CVE-2026-39822: os: Root escape via symlink plus trailing slash (bsc#1271014).
  • CVE-2026-42505: crypto/tls: omit PSK in ECH outer client hello (bsc#1271015).
Record
SUSE-SU-2026:22656-1
Updated
2026-11-02
OSVSUSE-SU-2026:2817-1 No score

Security update for go1.25

This update for go1.25 fixes the following issues

  • Update to version go1.25.12 (bsc#1244485).
  • CVE-2026-25679: net/url: reject IPv6 literal not at start of host (bsc#1259264).
  • CVE-2026-27139: os: FileInfo can escape from a Root (bsc#1259268).
  • CVE-2026-27142: html/template: URLs in meta content attribute actions are not escaped (bsc#1259265).
  • CVE-2026-39822: os: Root escape via symlink plus trailing slash (bsc#1271014).
  • CVE-2026-42505: crypto/tls: omit PSK in ECH outer client hello (bsc#1271015).
Record
SUSE-SU-2026:2817-1
Updated
2026-11-02
OSVSUSE-SU-2026:2818-1 No score

Security update for go1.26

This update for go1.26 fixes the following issues

  • Update to version go1.26.5 (bsc#1255111)
  • CVE-2026-39822: os: Root escape via symlink plus trailing slash (bsc#1271014).
  • CVE-2026-42505: crypto/tls: omit PSK in ECH outer client hello (bsc#1271015).
Record
SUSE-SU-2026:2818-1
Updated
2026-11-02
OSVSUSE-SU-2026:3046-1 No score

Security update for go1.25-openssl

This update for go1.25-openssl fixes the following issues

  • Update to version go1.25.12 (bsc#1244485).
  • CVE-2026-25679: net/url: reject IPv6 literal not at start of host (bsc#1259264).
  • CVE-2026-27139: os: FileInfo can escape from a Root (bsc#1259268).
  • CVE-2026-27142: html/template: URLs in meta content attribute actions are not escaped (bsc#1259265).
  • CVE-2026-27145: crypto/x509: split candidate hostname only once (bsc#1267450).
  • CVE-2026-39822: os: Root escape via symlink plus trailing slash (bsc#1271014).
  • CVE-2026-42504: mime: quadratic complexity in WordDecoder.DecodeHeader (bsc#1267442).
  • CVE-2026-42505: crypto/tls: omit PSK in ECH outer client hello (bsc#1271015).
  • CVE-2026-42507: net/textproto: arbitrary input are included in errors without any escaping (bsc#1267444).
Record
SUSE-SU-2026:3046-1
Updated
2026-11-02
OSVSUSE-SU-2026:3047-1 No score

Security update for go1.26-openssl

This update for go1.26-openssl fixes the following issues

  • Update to version go1.26.5 (bsc#1255111).
  • CVE-2026-27145: crypto/x509: split candidate hostname only once (bsc#1267450).
  • CVE-2026-39822: os: Root escape via symlink plus trailing slash (bsc#1271014).
  • CVE-2026-42504: mime: quadratic complexity in WordDecoder.DecodeHeader (bsc#1267442).
  • CVE-2026-42505: crypto/tls: omit PSK in ECH outer client hello (bsc#1271015).
  • CVE-2026-42507: net/textproto: arbitrary input are included in errors without any escaping (bsc#1267444).
Record
SUSE-SU-2026:3047-1
Updated
2026-11-02
OSVSUSE-SU-2026:3102-1 No score

Security update for go1.26-openssl

This update for go1.26-openssl fixes the following issues

  • Update to version go1.26.5 (bsc#1255111).
  • CVE-2026-27145: crypto/x509: split candidate hostname only once (bsc#1267450).
  • CVE-2026-39822: os: Root escape via symlink plus trailing slash (bsc#1271014).
  • CVE-2026-42504: mime: quadratic complexity in WordDecoder.DecodeHeader (bsc#1267442).
  • CVE-2026-42505: crypto/tls: omit PSK in ECH outer client hello (bsc#1271015).
  • CVE-2026-42507: net/textproto: arbitrary input are included in errors without any escaping (bsc#1267444).
Record
SUSE-SU-2026:3102-1
Updated
2026-11-02
OSVSUSE-SU-2026:3151-1 No score

Security update for go1.25-openssl

This update for go1.25-openssl fixes the following issues

  • Update to version go1.25.12 (bsc#1244485).
  • CVE-2026-25679: net/url: reject IPv6 literal not at start of host (bsc#1259264).
  • CVE-2026-27139: os: FileInfo can escape from a Root (bsc#1259268).
  • CVE-2026-27142: html/template: URLs in meta content attribute actions are not escaped (bsc#1259265).
  • CVE-2026-27145: crypto/x509: split candidate hostname only once (bsc#1267450).
  • CVE-2026-39822: os: Root escape via symlink plus trailing slash (bsc#1271014).
  • CVE-2026-42504: mime: quadratic complexity in WordDecoder.DecodeHeader (bsc#1267442).
  • CVE-2026-42505: crypto/tls: omit PSK in ECH outer client hello (bsc#1271015).
  • CVE-2026-42507: net/textproto: arbitrary input are included in errors without any escaping (bsc#1267444).
Record
SUSE-SU-2026:3151-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
go
Alpine:v3.24
 1.23.0 up to 1.26.8-r0
1.26.8-r0
go-toolset
AlmaLinux:9
From an advisory covering 3 CVEs
 before 1.26.5-1.el9_8
1.26.5-1.el9_8
golang
AlmaLinux:9
From an advisory covering 3 CVEs
 before 1.26.5-1.el9_8
1.26.5-1.el9_8
golang-bin
AlmaLinux:9
From an advisory covering 3 CVEs
 before 1.26.5-1.el9_8
1.26.5-1.el9_8
golang-docs
AlmaLinux:9
From an advisory covering 3 CVEs
 before 1.26.5-1.el9_8
1.26.5-1.el9_8
golang-misc
AlmaLinux:9
From an advisory covering 3 CVEs
 before 1.26.5-1.el9_8
1.26.5-1.el9_8
golang-race
AlmaLinux:9
From an advisory covering 3 CVEs
 before 1.26.5-1.el9_8
1.26.5-1.el9_8
golang-src
AlmaLinux:9
From an advisory covering 3 CVEs
 before 1.26.5-1.el9_8
1.26.5-1.el9_8
golang-tests
AlmaLinux:9
From an advisory covering 3 CVEs
 before 1.26.5-1.el9_8
1.26.5-1.el9_8
go-toolset
AlmaLinux:10
From an advisory covering 3 CVEs
 before 1.26.5-1.el10_2.alma.1
1.26.5-1.el10_2.alma.1
Show 182 moreShow less
Affected packages
PackageAffectedFixed
golang
AlmaLinux:10
From an advisory covering 3 CVEs
 before 1.26.5-1.el10_2.alma.1
1.26.5-1.el10_2.alma.1
golang-bin
AlmaLinux:10
From an advisory covering 3 CVEs
 before 1.26.5-1.el10_2.alma.1
1.26.5-1.el10_2.alma.1
golang-docs
AlmaLinux:10
From an advisory covering 3 CVEs
 before 1.26.5-1.el10_2.alma.1
1.26.5-1.el10_2.alma.1
golang-misc
AlmaLinux:10
From an advisory covering 3 CVEs
 before 1.26.5-1.el10_2.alma.1
1.26.5-1.el10_2.alma.1
golang-race
AlmaLinux:10
From an advisory covering 3 CVEs
 before 1.26.5-1.el10_2.alma.1
1.26.5-1.el10_2.alma.1
golang-src
AlmaLinux:10
From an advisory covering 3 CVEs
 before 1.26.5-1.el10_2.alma.1
1.26.5-1.el10_2.alma.1
golang-tests
AlmaLinux:10
From an advisory covering 3 CVEs
 before 1.26.5-1.el10_2.alma.1
1.26.5-1.el10_2.alma.1
delve
AlmaLinux:8
From an advisory covering 6 CVEs
 before 1.26.1-1.module_el8.10.0+4223+bd807c2e
1.26.1-1.module_el8.10.0+4223+bd807c2e
go-toolset
AlmaLinux:8
From an advisory covering 6 CVEs
 before 1.26.5-1.module_el8.10.0+4223+bd807c2e
1.26.5-1.module_el8.10.0+4223+bd807c2e
golang
AlmaLinux:8
From an advisory covering 6 CVEs
 before 1.26.5-1.module_el8.10.0+4223+bd807c2e
1.26.5-1.module_el8.10.0+4223+bd807c2e
golang-bin
AlmaLinux:8
From an advisory covering 6 CVEs
 before 1.26.5-1.module_el8.10.0+4223+bd807c2e
1.26.5-1.module_el8.10.0+4223+bd807c2e
golang-docs
AlmaLinux:8
From an advisory covering 6 CVEs
 before 1.26.5-1.module_el8.10.0+4223+bd807c2e
1.26.5-1.module_el8.10.0+4223+bd807c2e
golang-misc
AlmaLinux:8
From an advisory covering 6 CVEs
 before 1.26.5-1.module_el8.10.0+4223+bd807c2e
1.26.5-1.module_el8.10.0+4223+bd807c2e
golang-race
AlmaLinux:8
From an advisory covering 6 CVEs
 before 1.26.5-1.module_el8.10.0+4223+bd807c2e
1.26.5-1.module_el8.10.0+4223+bd807c2e
golang-src
AlmaLinux:8
From an advisory covering 6 CVEs
 before 1.26.5-1.module_el8.10.0+4223+bd807c2e
1.26.5-1.module_el8.10.0+4223+bd807c2e
golang-tests
AlmaLinux:8
From an advisory covering 6 CVEs
 before 1.26.5-1.module_el8.10.0+4223+bd807c2e
1.26.5-1.module_el8.10.0+4223+bd807c2e
git-lfs
AlmaLinux:9
From an advisory covering 5 CVEs
 before 3.7.1-4.el9_8.3
3.7.1-4.el9_8.3
golang
Azure Linux:3
 before 1.25.12-1
1.25.12-1
golang
Azure Linux:3
 before 1.26.5-1
1.26.5-1
go
Alpaquita:23
 1.19.7-r0 up to 1.25.12-r0
1.25.12-r0
go
Alpaquita:25
 1.24.3-r0 up to 1.25.12-r0
1.25.12-r0
go
Alpaquita:stream
 1.20.5-r2 up to 1.26.5-r0
1.26.5-r0
go
BellSoft Hardened Containers:23
 1.19.7-r0 up to 1.25.12-r0
1.25.12-r0
go
BellSoft Hardened Containers:25
 1.24.3-r0 up to 1.25.12-r0
1.25.12-r0
go
BellSoft Hardened Containers:stream
 1.20.5-r2 up to 1.26.5-r0
1.26.5-r0
golang
Bitnami
 before 1.25.12, 1.26.0-0 up to 1.26.5, 1.27.0-0 up to 1.27.0
1.25.121.26.51.27.0
go-toolset
TuxCare:AlmaLinux:9.6
 before 1.25.7-1.el9_6.tuxcare.els19
1.25.7-1.el9_6.tuxcare.els19
golang
TuxCare:AlmaLinux:9.6
 before 1.25.7-1.el9_6.tuxcare.els19
1.25.7-1.el9_6.tuxcare.els19
golang-bin
TuxCare:AlmaLinux:9.6
 before 1.25.7-1.el9_6.tuxcare.els19
1.25.7-1.el9_6.tuxcare.els19
golang-docs
TuxCare:AlmaLinux:9.6
 before 1.25.7-1.el9_6.tuxcare.els19
1.25.7-1.el9_6.tuxcare.els19
golang-misc
TuxCare:AlmaLinux:9.6
 before 1.25.7-1.el9_6.tuxcare.els19
1.25.7-1.el9_6.tuxcare.els19
golang-race
TuxCare:AlmaLinux:9.6
 before 1.25.7-1.el9_6.tuxcare.els19
1.25.7-1.el9_6.tuxcare.els19
golang-src
TuxCare:AlmaLinux:9.6
 before 1.25.7-1.el9_6.tuxcare.els19
1.25.7-1.el9_6.tuxcare.els19
golang-tests
TuxCare:AlmaLinux:9.6
 before 1.25.7-1.el9_6.tuxcare.els19
1.25.7-1.el9_6.tuxcare.els19
golang-1.24
Debian:13
 All versions, plus listed versions
1.24.12-11.24.13-11.24.13-21.24.4-11.24.4-2
Show 5 moreShow less
1.24.4-31.24.4-41.24.7-11.24.8-11.24.9-1
 None known
golang-1.26
Debian:14
 before 1.26.5-1, plus listed versions
1.26.0-11.26.1-11.26.2-11.26.2-21.26.2-3
Show 10 moreShow less
1.26.3-11.26.3-1~bpo13+11.26.3-21.26.3-2~bpo13+11.26.4-11.26.4-1~bpo13+11.26.5-1~bpo13+11.26~rc2-11.26~rc3-11.26~rc3-2
1.26.5-1
golang-1.27
Debian:14
 before 1.27~rc2-1, plus listed versions
1.27~rc1-1
1.27~rc2-1
stdlib
Go
 before 1.25.12, 1.26.0-0 up to 1.26.5, 1.27.0-0 up to 1.27.0-rc.2
1.25.121.26.51.27.0-rc.2
golang
Mageia:10
From an advisory covering 5 CVEs
 before 1.25.12-1.mga10
1.25.12-1.mga10
golang
Mageia:9
From an advisory covering 5 CVEs
 before 1.25.12-1.mga9
1.25.12-1.mga9
golang1.26
Red Hat:hummingbird:1
From an advisory covering 2 CVEs
 before 0:1.26.5-0.1.hum1
0:1.26.5-0.1.hum1
golang1.26-bin
Red Hat:hummingbird:1
From an advisory covering 2 CVEs
 before 0:1.26.5-0.1.hum1
0:1.26.5-0.1.hum1
golang1.26-docs
Red Hat:hummingbird:1
From an advisory covering 2 CVEs
 before 0:1.26.5-0.1.hum1
0:1.26.5-0.1.hum1
golang1.26-misc
Red Hat:hummingbird:1
From an advisory covering 2 CVEs
 before 0:1.26.5-0.1.hum1
0:1.26.5-0.1.hum1
golang1.26-src
Red Hat:hummingbird:1
From an advisory covering 2 CVEs
 before 0:1.26.5-0.1.hum1
0:1.26.5-0.1.hum1
golang1.26-tests
Red Hat:hummingbird:1
From an advisory covering 2 CVEs
 before 0:1.26.5-0.1.hum1
0:1.26.5-0.1.hum1
golang1.25
Red Hat:hummingbird:1
From an advisory covering 2 CVEs
 before 0:1.25.12-0.1.hum1
0:1.25.12-0.1.hum1
golang1.25-bin
Red Hat:hummingbird:1
From an advisory covering 2 CVEs
 before 0:1.25.12-0.1.hum1
0:1.25.12-0.1.hum1
golang1.25-docs
Red Hat:hummingbird:1
From an advisory covering 2 CVEs
 before 0:1.25.12-0.1.hum1
0:1.25.12-0.1.hum1
golang1.25-misc
Red Hat:hummingbird:1
From an advisory covering 2 CVEs
 before 0:1.25.12-0.1.hum1
0:1.25.12-0.1.hum1
golang1.25-src
Red Hat:hummingbird:1
From an advisory covering 2 CVEs
 before 0:1.25.12-0.1.hum1
0:1.25.12-0.1.hum1
golang1.25-tests
Red Hat:hummingbird:1
From an advisory covering 2 CVEs
 before 0:1.25.12-0.1.hum1
0:1.25.12-0.1.hum1
go-toolset
Red Hat:enterprise_linux:9::appstream
From an advisory covering 3 CVEs
 before 0:1.26.5-1.el9_8
0:1.26.5-1.el9_8
golang
Red Hat:enterprise_linux:9::appstream
From an advisory covering 3 CVEs
 before 0:1.26.5-1.el9_8
0:1.26.5-1.el9_8
golang-bin
Red Hat:enterprise_linux:9::appstream
From an advisory covering 3 CVEs
 before 0:1.26.5-1.el9_8
0:1.26.5-1.el9_8
golang-docs
Red Hat:enterprise_linux:9::appstream
From an advisory covering 3 CVEs
 before 0:1.26.5-1.el9_8
0:1.26.5-1.el9_8
golang-misc
Red Hat:enterprise_linux:9::appstream
From an advisory covering 3 CVEs
 before 0:1.26.5-1.el9_8
0:1.26.5-1.el9_8
golang-race
Red Hat:enterprise_linux:9::appstream
From an advisory covering 3 CVEs
 before 0:1.26.5-1.el9_8
0:1.26.5-1.el9_8
golang-src
Red Hat:enterprise_linux:9::appstream
From an advisory covering 3 CVEs
 before 0:1.26.5-1.el9_8
0:1.26.5-1.el9_8
golang-tests
Red Hat:enterprise_linux:9::appstream
From an advisory covering 3 CVEs
 before 0:1.26.5-1.el9_8
0:1.26.5-1.el9_8
go-toolset
Red Hat:enterprise_linux:10.2
From an advisory covering 3 CVEs
 before 0:1.26.5-1.el10_2
0:1.26.5-1.el10_2
golang
Red Hat:enterprise_linux:10.2
From an advisory covering 3 CVEs
 before 0:1.26.5-1.el10_2
0:1.26.5-1.el10_2
golang-bin
Red Hat:enterprise_linux:10.2
From an advisory covering 3 CVEs
 before 0:1.26.5-1.el10_2
0:1.26.5-1.el10_2
golang-docs
Red Hat:enterprise_linux:10.2
From an advisory covering 3 CVEs
 before 0:1.26.5-1.el10_2
0:1.26.5-1.el10_2
golang-misc
Red Hat:enterprise_linux:10.2
From an advisory covering 3 CVEs
 before 0:1.26.5-1.el10_2
0:1.26.5-1.el10_2
golang-race
Red Hat:enterprise_linux:10.2
From an advisory covering 3 CVEs
 before 0:1.26.5-1.el10_2
0:1.26.5-1.el10_2
golang-src
Red Hat:enterprise_linux:10.2
From an advisory covering 3 CVEs
 before 0:1.26.5-1.el10_2
0:1.26.5-1.el10_2
golang-tests
Red Hat:enterprise_linux:10.2
From an advisory covering 3 CVEs
 before 0:1.26.5-1.el10_2
0:1.26.5-1.el10_2
delve
Red Hat:enterprise_linux:8::appstream
From an advisory covering 6 CVEs
 before 0:1.26.1-1.module+el8.10.0+24516+40554724
0:1.26.1-1.module+el8.10.0+24516+40554724
delve-debuginfo
Red Hat:enterprise_linux:8::appstream
From an advisory covering 6 CVEs
 before 0:1.26.1-1.module+el8.10.0+24516+40554724
0:1.26.1-1.module+el8.10.0+24516+40554724
delve-debugsource
Red Hat:enterprise_linux:8::appstream
From an advisory covering 6 CVEs
 before 0:1.26.1-1.module+el8.10.0+24516+40554724
0:1.26.1-1.module+el8.10.0+24516+40554724
go-toolset
Red Hat:enterprise_linux:8::appstream
From an advisory covering 6 CVEs
 before 0:1.26.5-1.module+el8.10.0+24506+6809f2d9
0:1.26.5-1.module+el8.10.0+24506+6809f2d9
golang
Red Hat:enterprise_linux:8::appstream
From an advisory covering 6 CVEs
 before 0:1.26.5-1.module+el8.10.0+24506+6809f2d9
0:1.26.5-1.module+el8.10.0+24506+6809f2d9
golang-bin
Red Hat:enterprise_linux:8::appstream
From an advisory covering 6 CVEs
 before 0:1.26.5-1.module+el8.10.0+24506+6809f2d9
0:1.26.5-1.module+el8.10.0+24506+6809f2d9
golang-docs
Red Hat:enterprise_linux:8::appstream
From an advisory covering 6 CVEs
 before 0:1.26.5-1.module+el8.10.0+24506+6809f2d9
0:1.26.5-1.module+el8.10.0+24506+6809f2d9
golang-misc
Red Hat:enterprise_linux:8::appstream
From an advisory covering 6 CVEs
 before 0:1.26.5-1.module+el8.10.0+24506+6809f2d9
0:1.26.5-1.module+el8.10.0+24506+6809f2d9
golang-race
Red Hat:enterprise_linux:8::appstream
From an advisory covering 6 CVEs
 before 0:1.26.5-1.module+el8.10.0+24506+6809f2d9
0:1.26.5-1.module+el8.10.0+24506+6809f2d9
golang-src
Red Hat:enterprise_linux:8::appstream
From an advisory covering 6 CVEs
 before 0:1.26.5-1.module+el8.10.0+24506+6809f2d9
0:1.26.5-1.module+el8.10.0+24506+6809f2d9
golang-tests
Red Hat:enterprise_linux:8::appstream
From an advisory covering 6 CVEs
 before 0:1.26.5-1.module+el8.10.0+24506+6809f2d9
0:1.26.5-1.module+el8.10.0+24506+6809f2d9
git-lfs
Red Hat:enterprise_linux:9::appstream
From an advisory covering 5 CVEs
 before 0:3.7.1-4.el9_8.3
0:3.7.1-4.el9_8.3
git-lfs-debuginfo
Red Hat:enterprise_linux:9::appstream
From an advisory covering 5 CVEs
 before 0:3.7.1-4.el9_8.3
0:3.7.1-4.el9_8.3
git-lfs-debugsource
Red Hat:enterprise_linux:9::appstream
From an advisory covering 5 CVEs
 before 0:3.7.1-4.el9_8.3
0:3.7.1-4.el9_8.3
go1.25-openssl
SUSE:Linux Enterprise Server 16.0
From an advisory covering 30 CVEs
 before 1.25.12-160000.1.1
1.25.12-160000.1.1
go1.25-openssl
SUSE:Linux Enterprise Server for SAP applications 16.0
From an advisory covering 30 CVEs
 before 1.25.12-160000.1.1
1.25.12-160000.1.1
go1.26-openssl
SUSE:Linux Enterprise Server 16.0
From an advisory covering 2 CVEs
 before 1.26.5-160000.1.1
1.26.5-160000.1.1
go1.26-openssl
SUSE:Linux Enterprise Server for SAP applications 16.0
From an advisory covering 2 CVEs
 before 1.26.5-160000.1.1
1.26.5-160000.1.1
go1.25
SUSE:Linux Enterprise Server 16.0
From an advisory covering 5 CVEs
 before 1.25.12-160000.1.1
1.25.12-160000.1.1
go1.25
SUSE:Linux Enterprise Server for SAP applications 16.0
From an advisory covering 5 CVEs
 before 1.25.12-160000.1.1
1.25.12-160000.1.1
go1.26
SUSE:Linux Enterprise Server 16.0
From an advisory covering 2 CVEs
 before 1.26.5-160000.1.1
1.26.5-160000.1.1
go1.26
SUSE:Linux Enterprise Server for SAP applications 16.0
From an advisory covering 2 CVEs
 before 1.26.5-160000.1.1
1.26.5-160000.1.1
go1.25
SUSE:Linux Enterprise Module for Development Tools 15 SP7
From an advisory covering 5 CVEs
 before 1.25.12-150000.1.44.1
1.25.12-150000.1.44.1
go1.25
SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS
From an advisory covering 5 CVEs
 before 1.25.12-150000.1.44.1
1.25.12-150000.1.44.1
go1.25
SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS
From an advisory covering 5 CVEs
 before 1.25.12-150000.1.44.1
1.25.12-150000.1.44.1
go1.25
SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS
From an advisory covering 5 CVEs
 before 1.25.12-150000.1.44.1
1.25.12-150000.1.44.1
go1.25
SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSS
From an advisory covering 5 CVEs
 before 1.25.12-150000.1.44.1
1.25.12-150000.1.44.1
go1.25
SUSE:Linux Enterprise Server 15 SP4-LTSS
From an advisory covering 5 CVEs
 before 1.25.12-150000.1.44.1
1.25.12-150000.1.44.1
go1.25
SUSE:Linux Enterprise Server 15 SP5-LTSS
From an advisory covering 5 CVEs
 before 1.25.12-150000.1.44.1
1.25.12-150000.1.44.1
go1.25
SUSE:Linux Enterprise Server 15 SP6-LTSS
From an advisory covering 5 CVEs
 before 1.25.12-150000.1.44.1
1.25.12-150000.1.44.1
go1.25
SUSE:Linux Enterprise Server for SAP Applications 15 SP4
From an advisory covering 5 CVEs
 before 1.25.12-150000.1.44.1
1.25.12-150000.1.44.1
go1.25
SUSE:Linux Enterprise Server for SAP Applications 15 SP5
From an advisory covering 5 CVEs
 before 1.25.12-150000.1.44.1
1.25.12-150000.1.44.1
go1.25
SUSE:Linux Enterprise Server for SAP Applications 15 SP6
From an advisory covering 5 CVEs
 before 1.25.12-150000.1.44.1
1.25.12-150000.1.44.1
go1.26
SUSE:Linux Enterprise Module for Development Tools 15 SP7
From an advisory covering 2 CVEs
 before 1.26.5-150000.1.18.1
1.26.5-150000.1.18.1
go1.26
SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS
From an advisory covering 2 CVEs
 before 1.26.5-150000.1.18.1
1.26.5-150000.1.18.1
go1.26
SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS
From an advisory covering 2 CVEs
 before 1.26.5-150000.1.18.1
1.26.5-150000.1.18.1
go1.26
SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS
From an advisory covering 2 CVEs
 before 1.26.5-150000.1.18.1
1.26.5-150000.1.18.1
go1.26
SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSS
From an advisory covering 2 CVEs
 before 1.26.5-150000.1.18.1
1.26.5-150000.1.18.1
go1.26
SUSE:Linux Enterprise Server 15 SP4-LTSS
From an advisory covering 2 CVEs
 before 1.26.5-150000.1.18.1
1.26.5-150000.1.18.1
go1.26
SUSE:Linux Enterprise Server 15 SP5-LTSS
From an advisory covering 2 CVEs
 before 1.26.5-150000.1.18.1
1.26.5-150000.1.18.1
go1.26
SUSE:Linux Enterprise Server 15 SP6-LTSS
From an advisory covering 2 CVEs
 before 1.26.5-150000.1.18.1
1.26.5-150000.1.18.1
go1.26
SUSE:Linux Enterprise Server for SAP Applications 15 SP4
From an advisory covering 2 CVEs
 before 1.26.5-150000.1.18.1
1.26.5-150000.1.18.1
go1.26
SUSE:Linux Enterprise Server for SAP Applications 15 SP5
From an advisory covering 2 CVEs
 before 1.26.5-150000.1.18.1
1.26.5-150000.1.18.1
go1.26
SUSE:Linux Enterprise Server for SAP Applications 15 SP6
From an advisory covering 2 CVEs
 before 1.26.5-150000.1.18.1
1.26.5-150000.1.18.1
go1.25-openssl
SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS
From an advisory covering 8 CVEs
 before 1.25.12-150000.1.27.1
1.25.12-150000.1.27.1
go1.25-openssl
SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS
From an advisory covering 8 CVEs
 before 1.25.12-150000.1.27.1
1.25.12-150000.1.27.1
go1.25-openssl
SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS
From an advisory covering 8 CVEs
 before 1.25.12-150000.1.27.1
1.25.12-150000.1.27.1
go1.25-openssl
SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSS
From an advisory covering 8 CVEs
 before 1.25.12-150000.1.27.1
1.25.12-150000.1.27.1
go1.25-openssl
SUSE:Linux Enterprise Server 15 SP4-LTSS
From an advisory covering 8 CVEs
 before 1.25.12-150000.1.27.1
1.25.12-150000.1.27.1
go1.25-openssl
SUSE:Linux Enterprise Server 15 SP5-LTSS
From an advisory covering 8 CVEs
 before 1.25.12-150000.1.27.1
1.25.12-150000.1.27.1
go1.25-openssl
SUSE:Linux Enterprise Server for SAP Applications 15 SP4
From an advisory covering 8 CVEs
 before 1.25.12-150000.1.27.1
1.25.12-150000.1.27.1
go1.25-openssl
SUSE:Linux Enterprise Server for SAP Applications 15 SP5
From an advisory covering 8 CVEs
 before 1.25.12-150000.1.27.1
1.25.12-150000.1.27.1
go1.26-openssl
SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS
From an advisory covering 5 CVEs
 before 1.26.5-150000.1.12.1
1.26.5-150000.1.12.1
go1.26-openssl
SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS
From an advisory covering 5 CVEs
 before 1.26.5-150000.1.12.1
1.26.5-150000.1.12.1
go1.26-openssl
SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS
From an advisory covering 5 CVEs
 before 1.26.5-150000.1.12.1
1.26.5-150000.1.12.1
go1.26-openssl
SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSS
From an advisory covering 5 CVEs
 before 1.26.5-150000.1.12.1
1.26.5-150000.1.12.1
go1.26-openssl
SUSE:Linux Enterprise Server 15 SP4-LTSS
From an advisory covering 5 CVEs
 before 1.26.5-150000.1.12.1
1.26.5-150000.1.12.1
go1.26-openssl
SUSE:Linux Enterprise Server 15 SP5-LTSS
From an advisory covering 5 CVEs
 before 1.26.5-150000.1.12.1
1.26.5-150000.1.12.1
go1.26-openssl
SUSE:Linux Enterprise Server for SAP Applications 15 SP4
From an advisory covering 5 CVEs
 before 1.26.5-150000.1.12.1
1.26.5-150000.1.12.1
go1.26-openssl
SUSE:Linux Enterprise Server for SAP Applications 15 SP5
From an advisory covering 5 CVEs
 before 1.26.5-150000.1.12.1
1.26.5-150000.1.12.1
go1.26-openssl
SUSE:Linux Enterprise Module for Development Tools 15 SP7
From an advisory covering 5 CVEs
 before 1.26.5-150600.13.9.1
1.26.5-150600.13.9.1
go1.26-openssl
SUSE:Linux Enterprise Server 15 SP6-LTSS
From an advisory covering 5 CVEs
 before 1.26.5-150600.13.9.1
1.26.5-150600.13.9.1
go1.26-openssl
SUSE:Linux Enterprise Server for SAP Applications 15 SP6
From an advisory covering 5 CVEs
 before 1.26.5-150600.13.9.1
1.26.5-150600.13.9.1
go1.25-openssl
SUSE:Linux Enterprise Module for Development Tools 15 SP7
From an advisory covering 8 CVEs
 before 1.25.12-150600.13.21.1
1.25.12-150600.13.21.1
go1.25-openssl
SUSE:Linux Enterprise Server 15 SP6-LTSS
From an advisory covering 8 CVEs
 before 1.25.12-150600.13.21.1
1.25.12-150600.13.21.1
go1.25-openssl
SUSE:Linux Enterprise Server for SAP Applications 15 SP6
From an advisory covering 8 CVEs
 before 1.25.12-150600.13.21.1
1.25.12-150600.13.21.1
golang-1.10
Ubuntu:14.04:LTS
 All versions, plus listed versions
1.10.4-2ubuntu1~14.04.1
 None known
golang-1.10
Ubuntu:16.04:LTS
 All versions, plus listed versions
1.10.4-2ubuntu1~16.04.11.10.4-2ubuntu1~16.04.2
 None known
golang-1.6
Ubuntu:16.04:LTS
 All versions, plus listed versions
1.6-0ubuntu11.6-0ubuntu21.6-0ubuntu31.6-0ubuntu41.6-0ubuntu5
Show 5 moreShow less
1.6.1-0ubuntu11.6.2-0ubuntu5~16.041.6.2-0ubuntu5~16.04.21.6.2-0ubuntu5~16.04.31.6.2-0ubuntu5~16.04.4
 None known
golang-1.13
Ubuntu:Pro:16.04:LTS
 All versions, plus listed versions
1.13.8-1ubuntu1~16.04.21.13.8-1ubuntu1~16.04.31.13.8-1ubuntu1~16.04.3+esm21.13.8-1ubuntu1~16.04.3+esm3
 None known
golang-1.18
Ubuntu:Pro:16.04:LTS
 All versions, plus listed versions
1.18.1-1ubuntu1~16.04.61.18.1-1ubuntu1~16.04.6+esm1
 None known
golang-1.10
Ubuntu:18.04:LTS
 All versions, plus listed versions
1.10~rc1-11.10~rc1-1ubuntu11.10~rc1-2ubuntu11.10~rc2-1ubuntu11.10-1ubuntu11.10.1-1ubuntu21.10.4-2ubuntu1~18.04.11.10.4-2ubuntu1~18.04.2
 None known
golang-1.13
Ubuntu:Pro:18.04:LTS
 All versions, plus listed versions
1.13.8-1ubuntu1~18.04.21.13.8-1ubuntu1~18.04.31.13.8-1ubuntu1~18.04.41.13.8-1ubuntu1~18.04.4+esm1
 None known
golang-1.16
Ubuntu:Pro:18.04:LTS
 All versions, plus listed versions
1.16.2-0ubuntu1~18.04.21.16.2-0ubuntu1~18.04.2+esm1
 None known
golang-1.18
Ubuntu:Pro:18.04:LTS
 All versions, plus listed versions
1.18.1-1ubuntu1~18.04.31.18.1-1ubuntu1~18.04.41.18.1-1ubuntu1~18.04.4+esm1
 None known
golang-1.8
Ubuntu:18.04:LTS
 All versions, plus listed versions
1.8.3-2ubuntu11.8.3-2ubuntu1.18.04.1
 None known
golang-1.9
Ubuntu:18.04:LTS
 All versions, plus listed versions
1.9.1-2ubuntu11.9.2-1ubuntu11.9.2-3ubuntu11.9.3-1ubuntu11.9.4-1ubuntu1
 None known
golang-1.13
Ubuntu:20.04:LTS
 All versions, plus listed versions
1.13.1-1ubuntu11.13.3-1ubuntu11.13.4-1ubuntu11.13.5-1ubuntu11.13.6-1ubuntu1
Show 5 moreShow less
1.13.6-2ubuntu11.13.7-1ubuntu11.13.8-1ubuntu11.13.8-1ubuntu1.11.13.8-1ubuntu1.2
 None known
golang-1.14
Ubuntu:20.04:LTS
 All versions, plus listed versions
1.14~beta1-11.14~beta1-21.14~rc1-11.14-11.14.1-1
Show 4 moreShow less
1.14.2-11.14.2-1ubuntu11.14.3-2ubuntu2~20.04.11.14.3-2ubuntu2~20.04.2
 None known
golang-1.16
Ubuntu:Pro:20.04:LTS
 All versions, plus listed versions
1.16.2-0ubuntu1~20.041.16.2-0ubuntu1~20.04.11.16.2-0ubuntu1~20.04.1+esm1
 None known
golang-1.18
Ubuntu:20.04:LTS
 All versions, plus listed versions
1.18.1-1ubuntu1~20.04.11.18.1-1ubuntu1~20.04.21.18.1-1ubuntu1~20.04.3
 None known
golang-1.20
Ubuntu:20.04:LTS
 All versions, plus listed versions
1.20.3-1ubuntu0.1~20.041.20.3-1ubuntu0.1~20.04.1
 None known
golang-1.21
Ubuntu:20.04:LTS
 All versions, plus listed versions
1.21.1-1~ubuntu20.04.11.21.1-1~ubuntu20.04.21.21.1-1~ubuntu20.04.3
 None known
golang-1.22
Ubuntu:20.04:LTS
 All versions, plus listed versions
1.22.2-2~20.04.11.22.2-2~20.04.21.22.2-2~20.04.3
 None known
golang-1.17
Ubuntu:22.04:LTS
 All versions, plus listed versions
1.17-1ubuntu21.17.3-1ubuntu11.17.3-1ubuntu21.17.13-3ubuntu11.17.13-3ubuntu1.21.17.13-3ubuntu1.3
 None known
golang-1.18
Ubuntu:22.04:LTS
 All versions, plus listed versions
1.18~beta1-0ubuntu11.18~beta2-1ubuntu11.18~beta2-1ubuntu21.18~rc1-1ubuntu11.18-1ubuntu1
Show 4 moreShow less
1.18.1-1ubuntu11.18.1-1ubuntu1.11.18.1-1ubuntu1.21.18.1-1ubuntu1.3
 None known
golang-1.20
Ubuntu:22.04:LTS
 All versions, plus listed versions
1.20.3-1ubuntu0.1~22.041.20.3-1ubuntu0.1~22.04.1
 None known
golang-1.21
Ubuntu:22.04:LTS
 All versions, plus listed versions
1.21.1-1~ubuntu22.04.11.21.1-1~ubuntu22.04.21.21.1-1~ubuntu22.04.31.21.1-1~ubuntu22.04.4
 None known
golang-1.22
Ubuntu:22.04:LTS
 All versions, plus listed versions
1.22.2-2~22.041.22.2-2~22.04.11.22.2-2~22.04.21.22.2-2~22.04.31.22.2-2~22.04.4
 None known
golang-1.23
Ubuntu:22.04:LTS
 All versions, plus listed versions
1.23.1-1~22.041.23.1-1~22.04.21.23.1-1~22.04.3
 None known
golang-1.24
Ubuntu:22.04:LTS
 All versions, plus listed versions
1.24.4-1ubuntu1~22.04.11.24.4-1ubuntu1~22.04.21.24.13-2~22.04.11.24.13-2~22.04.2
 None known
golang-1.25
Ubuntu:22.04:LTS
 All versions, plus listed versions
1.25.14-1~ubuntu0.22.04.1
 None known
golang-1.13
Ubuntu:Pro:22.04:LTS
 All versions, plus listed versions
1.13.8-1ubuntu21.13.8-1ubuntu2.22.04.11.13.8-1ubuntu2.22.04.1+esm11.13.8-1ubuntu2.22.04.2
 None known
golang-1.21
Ubuntu:24.04:LTS
 All versions, plus listed versions
1.21.1-11.21.3-11.21.4-11.21.5-11.21.6-1
Show 6 moreShow less
1.21.7-11.21.7-21.21.8-11.21.8-1build11.21.9-11.21.9-1ubuntu0.1
 None known
golang-1.22
Ubuntu:24.04:LTS
 All versions, plus listed versions
1.22~rc1-21.22.0-11.22.0-21.22.1-11.22.1-1build1
Show 6 moreShow less
1.22.2-21.22.2-2ubuntu0.11.22.2-2ubuntu0.21.22.2-2ubuntu0.31.22.2-2ubuntu0.41.22.2-2ubuntu0.5
 None known
golang-1.23
Ubuntu:24.04:LTS
 All versions, plus listed versions
1.23.1-1~24.041.23.1-1~24.04.1
 None known
golang-1.24
Ubuntu:24.04:LTS
 All versions, plus listed versions
1.24.4-1ubuntu1~24.04.11.24.4-1ubuntu1~24.04.21.24.13-2~24.04.1
 None known
golang-1.25
Ubuntu:24.04:LTS
 All versions, plus listed versions
1.25.14-1~ubuntu0.24.04.1
 None known
golang-1.23
Ubuntu:25.10
 All versions, plus listed versions
1.23.8-11.23.10-11.23.10-1ubuntu0.2
 None known
golang-1.24
Ubuntu:25.10
 All versions, plus listed versions
1.24.2-11.24.2-21.24.4-11.24.4-1ubuntu1
 None known
golang-1.25
Ubuntu:25.10
 All versions, plus listed versions
1.25.0-0ubuntu11.25.7-2~25.10.1
 None known
golang-1.23
Ubuntu:26.04:LTS
 All versions, plus listed versions
1.23.10-1
 None known
golang-1.24
Ubuntu:26.04:LTS
 All versions, plus listed versions
1.24.4-1ubuntu11.24.9-11.24.13-2
 None known
golang-1.25
Ubuntu:26.04:LTS
 All versions, plus listed versions
1.25.0-0ubuntu11.25.7-21.25.14-1~ubuntu0.26.04.1
 None known
go1.25
openSUSE:Tumbleweed
From an advisory covering 2 CVEs
 before 1.25.12-1.1
1.25.12-1.1
mihomo
openSUSE:Tumbleweed
 before 1.19.28-1.1
1.19.28-1.1
go1.26
openSUSE:Tumbleweed
From an advisory covering 2 CVEs
 before 1.26.5-1.1
1.26.5-1.1
tekton-cli
openSUSE:Tumbleweed
 before 0.46.0-1.1
0.46.0-1.1
go-passbolt-cli
openSUSE:Tumbleweed
 before 0.5.2-1.1
0.5.2-1.1
go1.25-openssl
openSUSE:Leap 16.0
From an advisory covering 30 CVEs
 before 1.25.12-160000.1.1
1.25.12-160000.1.1
go1.26-openssl
openSUSE:Leap 16.0
From an advisory covering 2 CVEs
 before 1.26.5-160000.1.1
1.26.5-160000.1.1
go1.25
openSUSE:Leap 16.0
From an advisory covering 5 CVEs
 before 1.25.12-160000.1.1
1.25.12-160000.1.1
go1.26
openSUSE:Leap 16.0
From an advisory covering 2 CVEs
 before 1.26.5-160000.1.1
1.26.5-160000.1.1
govulncheck-vulndb
openSUSE:Leap 16.0
From an advisory covering 1734 CVEs
 before 0.0.20260723T184607-160000.1.1
0.0.20260723T184607-160000.1.1

History

History
RecordedChangedSources
affected
factsOSV
affected, aliases, referencesOSV
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-42505 is a medium vulnerability (CVSS 5.3) in Go Standard Library Crypto/tls, published July 7, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.38%, the 32nd percentile. Fixed in go 1.26.8-r0.

References

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Left out here: 1,691 references and the rest of 1 source description. The JSON record has them.

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