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CVE-2022-30065

A use-after-free in Busybox 1.35-x's awk applet leads to denial of service and possibly code...

7.8 HighFix available

A use-after-free in Busybox 1.35-x's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the copyvar function.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

1.25%Down 1.3 points since May 19, 2022
90%50%10%1%

What each source reports

NVD Score used 7.8

A use-after-free in Busybox 1.35-x's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the copyvar function.

Record
CVE-2022-30065
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0
6.8 MediumAV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness
CWE-416
Updated
2026-11-02
CVE List 7.8

A use-after-free in Busybox 1.35-x's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the copyvar function.

Record
CVE-2022-30065
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-416
Updated
2026-11-02
EUVDEUVD-2022-35279 7.8

A use-after-free in Busybox 1.35-x's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the copyvar function.

Record
EUVD-2022-35279
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-gq73-rh3m-3php 7.8

A use-after-free in Busybox 1.35-x's awk applet leads to denial of service and possibly code...

A use-after-free in Busybox 1.35-x's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the copyvar function.

Record
GHSA-gq73-rh3m-3php
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-416
Updated
2026-11-02
OSVALPINE-CVE-2022-30065 7.8

A use-after-free in Busybox 1.35-x's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the copyvar function.

Record
ALPINE-CVE-2022-30065
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-03
OSVAZL-9815 7.8

CVE-2022-30065 affecting package busybox for versions less than 1.35.0-3

A use-after-free in Busybox 1.35-x's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the copyvar function.

Record
AZL-9815
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
Show 9 moreShow less
OSVBELL-CVE-2022-30065 7.8

CVE-2022-30065 does not affect BellSoft software

Record
BELL-CVE-2022-30065
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSV 7.8

A use-after-free in Busybox 1.35-x's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the copyvar function.

Record
CVE-2022-30065
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2022-30065 7.8

A use-after-free in Busybox 1.35-x's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the copyvar function.

Record
DEBIAN-CVE-2022-30065
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-03
OSVOESA-2022-1859 7.8

busybox security update

BusyBox combines tiny versions of many common UNIX utilities into a single small executable. It provides replacements for most of the utilities you usually find in GNU fileutils, shellutils, etc. It provides a fairly complete environment for any small or embedded system.

Security Fix(es):

A use-after-free in Busybox 1.35-x's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the copyvar function.(CVE-2022-30065)

Record
OESA-2022-1859
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVMGASA-2022-0458 No score

Updated busybox packages fix security vulnerability

A use-after-free in Busybox 1.35-x's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the copyvar function. (CVE-2022-30065)

Record
MGASA-2022-0458
Updated
2026-11-02
OSVopenSUSE-SU-2024:12536-1 No score

busybox-1.35.0-9.1 on GA media

These are all security issues fixed in the busybox-1.35.0-9.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:12536-1
Updated
2026-11-02
OSVSUSE-SU-2022:4309-1 No score

Security update for busybox

This update for busybox fixes the following issues:

  • CVE-2022-30065: Fixed use-after-free in the AWK applet (bsc#1199744).
Record
SUSE-SU-2022:4309-1
Updated
2026-11-02
OSVSUSE-SU-2022:4371-1 No score

Security update for busybox

This update for busybox fixes the following issues:

  • CVE-2022-30065: Fixed use-after-free in the AWK applet (bsc#1199744).

  • CVE-2014-9645: Fixed loading of unwanted module with / in module names (bsc#914660).

  • Update to 1.35.0 also introduced:

    • awk: fix printf %%, fix read beyond end of buffer
    • chrt: silence analyzer warning
    • libarchive: remove duplicate forward declaration
    • mount: 'mount -o rw ....' should not fall back to RO mount
    • ps: fix -o pid=PID,args interpreting entire 'PID,args' as header
    • tar: prevent malicious archives with long name sizes causing OOM
    • udhcpc6: fix udhcp_find_option to actually find DHCP6 options
    • xxd: fix -p -r
    • support for new optoins added to basename, cpio, date, find, mktemp, wget and others
Record
SUSE-SU-2022:4371-1
Updated
2026-11-02
OSVSUSE-SU-2022:4372-1 No score

Security update for busybox

This update for busybox fixes the following issues:

  • CVE-2022-30065: Fixed use-after-free in the AWK applet (bsc#1199744).
Record
SUSE-SU-2022:4372-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
busybox
Alpine:v3.13
 before 1.32.1-r9
1.32.1-r9
busybox
Alpine:v3.14
 before 1.33.0-r8
1.33.0-r8
busybox
Alpine:v3.15
 before 1.34.0-r6
1.34.0-r6
busybox
Alpine:v3.16
 before 1.35.0-r15
1.35.0-r15
busybox
Alpine:v3.17
 before 1.35.0-r17
1.35.0-r17
busybox
Alpine:v3.18
 before 1.35.0-r17
1.35.0-r17
busybox
Alpine:v3.19
 before 1.35.0-r17
1.35.0-r17
busybox
Alpine:v3.20
 before 1.35.0-r17
1.35.0-r17
busybox
Alpine:v3.21
 before 1.35.0-r17
1.35.0-r17
busybox
Alpine:v3.22
 before 1.35.0-r17
1.35.0-r17
Show 18 moreShow less
Affected packages
PackageAffectedFixed
busybox
Alpine:v3.23
 before 1.35.0-r17
1.35.0-r17
busybox
Alpine:v3.24
 before 1.35.0-r17
1.35.0-r17
busybox
Azure Linux:2
 before 1.35.0-3
1.35.0-3
busybox
Debian:12
 All versions, plus listed versions
1:1.35.0-41:1.35.0-4+deb12u11:1.36.0-1~exp11:1.36.1-11:1.36.1-2
Show 23 moreShow less
1:1.36.1-31:1.36.1-3.11:1.36.1-41:1.36.1-51:1.36.1-61:1.36.1-6~exp.11:1.36.1-71:1.36.1-81:1.36.1-91:1.37.0-11:1.37.0-101:1.37.0-10.11:1.37.0-21:1.37.0-31:1.37.0-41:1.37.0-51:1.37.0-61:1.37.0-71:1.37.0-81:1.37.0-91:1.38.0-11:1.38.0-21:1.38.0-3
 None known
busybox
Debian:13
 before 1:1.36.1-1
1:1.36.1-1
busybox
Debian:14
 before 1:1.36.1-1
1:1.36.1-1
busybox
Mageia:8
 before 1.34.1-1.2.mga8
1.34.1-1.2.mga8
busybox
openEuler:20.03-LTS-SP1
 before 1.31.1-15.oe1
1.31.1-15.oe1
busybox
openEuler:20.03-LTS-SP3
 before 1.31.1-13.oe1
1.31.1-13.oe1
busybox
openEuler:22.03-LTS
 before 1.34.1-16.oe2203
1.34.1-16.oe2203
busybox
SUSE:Linux Enterprise Module for Basesystem 15 SP3
 before 1.35.0-150000.4.17.1
1.35.0-150000.4.17.1
busybox
openSUSE:Leap 15.3
 before 1.35.0-150000.4.17.1
1.35.0-150000.4.17.1
busybox
SUSE:Linux Enterprise Module for Basesystem 15 SP4
From an advisory covering 2 CVEs
 before 1.35.0-150400.3.8.1
1.35.0-150400.3.8.1
busybox
openSUSE:Leap 15.4
From an advisory covering 2 CVEs
 before 1.35.0-150400.3.8.1
1.35.0-150400.3.8.1
busybox-links
openSUSE:Leap 15.4
From an advisory covering 2 CVEs
 before 1.35.0-150400.4.3.14
1.35.0-150400.4.3.14
busybox
SUSE:Linux Enterprise Server 12 SP5
 before 1.35.0-4.6.2
1.35.0-4.6.2
busybox
SUSE:Linux Enterprise Server for SAP Applications 12 SP5
 before 1.35.0-4.6.2
1.35.0-4.6.2
busybox
openSUSE:Tumbleweed
 before 1.35.0-9.1
1.35.0-9.1

History

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

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

In short

CVE-2022-30065 is a high vulnerability (CVSS 7.8) in Busybox, published May 18, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.25%, the 69th percentile. Fixed in busybox 1.32.1-r9.

References

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