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CVE-2021-22207

Excessive memory consumption in MS-WSP dissector in Wireshark 3.4.0 to 3.4.4 and 3.2.0 to 3.2.12...

5.5 MediumFix available

Excessive memory consumption in MS-WSP dissector in Wireshark 3.4.0 to 3.4.4 and 3.2.0 to 3.2.12 allows denial of service via packet injection or crafted capture file

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

2.02%Up 1.0 points since Apr 27, 2021
90%50%10%1%

What each source reports

CVE List Score used 5.5

Excessive memory consumption in MS-WSP dissector in Wireshark 3.4.0 to 3.4.4 and 3.2.0 to 3.2.12 allows denial of service via packet injection or crafted capture file

Record
CVE-2021-22207
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
EUVDEUVD-2021-9353 5.5

Excessive memory consumption in MS-WSP dissector in Wireshark 3.4.0 to 3.4.4 and 3.2.0 to 3.2.12 allows denial of service via packet injection or crafted capture file

Record
EUVD-2021-9353
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-03
GitHub AdvisoriesGHSA-r33p-r743-5j75 6.5

Excessive memory consumption in MS-WSP dissector in Wireshark 3.4.0 to 3.4.4 and 3.2.0 to 3.2.12...

Excessive memory consumption in MS-WSP dissector in Wireshark 3.4.0 to 3.4.4 and 3.2.0 to 3.2.12 allows denial of service via packet injection or crafted capture file

Record
GHSA-r33p-r743-5j75
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-89, CWE-770
Updated
2026-11-02
NVD 5.5

Excessive memory consumption in MS-WSP dissector in Wireshark 3.4.0 to 3.4.4 and 3.2.0 to 3.2.12 allows denial of service via packet injection or crafted capture file

Record
CVE-2021-22207
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness
CWE-770
Updated
2026-11-02
OSVALPINE-CVE-2021-22207 6.5

Excessive memory consumption in MS-WSP dissector in Wireshark 3.4.0 to 3.4.4 and 3.2.0 to 3.2.12 allows denial of service via packet injection or crafted capture file

Record
ALPINE-CVE-2021-22207
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-03
OSVAZL-7405 6.5

CVE-2021-22207 affecting package wireshark for versions less than 3.4.14-1

Excessive memory consumption in MS-WSP dissector in Wireshark 3.4.0 to 3.4.4 and 3.2.0 to 3.2.12 allows denial of service via packet injection or crafted capture file

Record
AZL-7405
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
Show 9 moreShow less
OSV 6.5

Excessive memory consumption in MS-WSP dissector in Wireshark 3.4.0 to 3.4.4 and 3.2.0 to 3.2.12 allows denial of service via packet injection or crafted capture file

Record
CVE-2021-22207
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2021-22207 6.5

Excessive memory consumption in MS-WSP dissector in Wireshark 3.4.0 to 3.4.4 and 3.2.0 to 3.2.12 allows denial of service via packet injection or crafted capture file

Record
DEBIAN-CVE-2021-22207
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVOESA-2022-1610 8.8

wireshark security update

Wireshark allows you to examine protocol data stored in files or as it is captured from wired or wireless (WiFi or Bluetooth) networks, USB devices, and many other sources. It supports dozens of protocol capture file formats and understands more than a thousand protocols.

Security Fix(es):

Excessive memory consumption in MS-WSP dissector in Wireshark 3.4.0 to 3.4.4 and 3.2.0 to 3.2.12 allows denial of service via packet injection or crafted capture file(CVE-2021-22207)

Improper URL handling in Wireshark 3.4.0 to 3.4.3 and 3.2.0 to 3.2.11 could allow remote code execution via via packet injection or crafted capture file.(CVE-2021-22191)

Crash in the Sysdig Event dissector in Wireshark 3.6.0 and 3.4.0 to 3.4.10 allows denial of service via packet injection or crafted capture file(CVE-2021-4181)

Infinite loop in the RTMPT dissector in Wireshark 3.6.0 and 3.4.0 to 3.4.10 allows denial of service via packet injection or crafted capture file(CVE-2021-4185)

Record
OESA-2022-1610
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2021-22207 5.5

Excessive memory consumption in MS-WSP dissector in Wireshark 3.4.0 to 3.4.4 and 3.2.0 to 3.2.12 allows denial of service via packet injection or crafted capture file

Record
UBUNTU-CVE-2021-22207
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVMGASA-2021-0222 No score

Updated wireshark packages fix a security vulnerability

The MS-WSP dissector could consume excessive amounts of memory (CVE-2021-22207).

Record
MGASA-2021-0222
Updated
2026-11-02
OSVopenSUSE-SU-2021:0909-1 No score

Security update for wireshark, libvirt, sbc, libqt5-qtmultimedia

This update for wireshark, libvirt, sbc and libqt5-qtmultimedia fixes the following issues:

Update wireshark to version 3.4.5

  • New and updated support and bug fixes for multiple protocols
  • Asynchronous DNS resolution is always enabled
  • Protobuf fields can be dissected as Wireshark (header) fields
  • UI improvements

Including security fixes for:

  • CVE-2021-22191: Wireshark could open unsafe URLs (bsc#1183353).
  • CVE-2021-22207: MS-WSP dissector excessive memory consumption (bsc#1185128)
  • CVE-2020-26422: QUIC dissector crash (bsc#1180232)
  • CVE-2020-26418: Kafka dissector memory leak (bsc#1179930)
  • CVE-2020-26419: Multiple dissector memory leaks (bsc#1179931)
  • CVE-2020-26420: RTPS dissector memory leak (bsc#1179932)
  • CVE-2020-26421: USB HID dissector crash (bsc#1179933)
  • CVE-2021-22173: Fix USB HID dissector memory leak (bsc#1181598)
  • CVE-2021-22174: Fix USB HID dissector crash (bsc#1181599)

libqt5-qtmultimedia and sbc are necessary dependencies. libvirt is needed to rebuild wireshark-plugin-libvirt.

Record
openSUSE-SU-2021:0909-1
Updated
2026-11-02
OSVopenSUSE-SU-2021:2125-1 No score

Security update for wireshark

This update for wireshark, libvirt, sbc and libqt5-qtmultimedia fixes the following issues:

Update wireshark to version 3.4.5

  • New and updated support and bug fixes for multiple protocols
  • Asynchronous DNS resolution is always enabled
  • Protobuf fields can be dissected as Wireshark (header) fields
  • UI improvements

Including security fixes for:

  • CVE-2021-22191: Wireshark could open unsafe URLs (bsc#1183353).
  • CVE-2021-22207: MS-WSP dissector excessive memory consumption (bsc#1185128)
  • CVE-2020-26422: QUIC dissector crash (bsc#1180232)
  • CVE-2020-26418: Kafka dissector memory leak (bsc#1179930)
  • CVE-2020-26419: Multiple dissector memory leaks (bsc#1179931)
  • CVE-2020-26420: RTPS dissector memory leak (bsc#1179932)
  • CVE-2020-26421: USB HID dissector crash (bsc#1179933)
  • CVE-2021-22173: Fix USB HID dissector memory leak (bsc#1181598)
  • CVE-2021-22174: Fix USB HID dissector crash (bsc#1181599)

libqt5-qtmultimedia and sbc are necessary dependencies. libvirt is needed to rebuild wireshark-plugin-libvirt.

Record
openSUSE-SU-2021:2125-1
Updated
2026-11-02
OSVopenSUSE-SU-2024:11513-1 No score

libwireshark14-3.4.8-1.2 on GA media

These are all security issues fixed in the libwireshark14-3.4.8-1.2 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:11513-1
Updated
2026-11-02
OSVSUSE-SU-2021:2125-1 No score

Security update for wireshark

This update for wireshark, libvirt, sbc and libqt5-qtmultimedia fixes the following issues:

Update wireshark to version 3.4.5

  • New and updated support and bug fixes for multiple protocols
  • Asynchronous DNS resolution is always enabled
  • Protobuf fields can be dissected as Wireshark (header) fields
  • UI improvements

Including security fixes for:

  • CVE-2021-22191: Wireshark could open unsafe URLs (bsc#1183353).
  • CVE-2021-22207: MS-WSP dissector excessive memory consumption (bsc#1185128)
  • CVE-2020-26422: QUIC dissector crash (bsc#1180232)
  • CVE-2020-26418: Kafka dissector memory leak (bsc#1179930)
  • CVE-2020-26419: Multiple dissector memory leaks (bsc#1179931)
  • CVE-2020-26420: RTPS dissector memory leak (bsc#1179932)
  • CVE-2020-26421: USB HID dissector crash (bsc#1179933)
  • CVE-2021-22173: Fix USB HID dissector memory leak (bsc#1181598)
  • CVE-2021-22174: Fix USB HID dissector crash (bsc#1181599)

libqt5-qtmultimedia and sbc are necessary dependencies. libvirt is needed to rebuild wireshark-plugin-libvirt.

Record
SUSE-SU-2021:2125-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
wireshark
Alpine:v3.13
3.2.0 up to 3.4.5-r0
3.4.5-r0
wireshark
Alpine:v3.14
3.2.0 up to 3.4.5-r0
3.4.5-r0
wireshark
Alpine:v3.15
3.2.0 up to 3.4.5-r0
3.4.5-r0
wireshark
Alpine:v3.16
3.2.0 up to 3.4.5-r0
3.4.5-r0
wireshark
Alpine:v3.17
3.2.0 up to 3.4.5-r0
3.4.5-r0
wireshark
Alpine:v3.18
3.2.0 up to 3.4.5-r0
3.4.5-r0
wireshark
Alpine:v3.19
3.2.0 up to 3.4.5-r0
3.4.5-r0
wireshark
Alpine:v3.20
3.2.0 up to 3.4.5-r0
3.4.5-r0
wireshark
Alpine:v3.21
3.2.0 up to 3.4.5-r0
3.4.5-r0
wireshark
Alpine:v3.22
3.2.0 up to 3.4.5-r0
3.4.5-r0
Show 72 moreShow less
Affected packages
PackageAffectedFixed
wireshark
Alpine:v3.23
3.2.0 up to 3.4.5-r0
3.4.5-r0
wireshark
Alpine:v3.24
3.2.0 up to 3.4.5-r0
3.4.5-r0
wireshark
Azure Linux:2
before 3.4.14-1
3.4.14-1
wireshark
Debian:12
before 3.4.7-1
3.4.7-1
wireshark
Debian:13
before 3.4.7-1
3.4.7-1
wireshark
Debian:14
before 3.4.7-1
3.4.7-1
wireshark
Debian:9
From an advisory covering 9 CVEs
before 2.6.20-0+deb9u2, plus listed versions
2.2.6+g32dac6a-22.2.6+g32dac6a-2+deb9u12.2.6+g32dac6a-2+deb9u22.2.6+g32dac6a-2+deb9u32.2.7-1
Show 25 moreShow less
2.4.0-12.4.1-12.4.2-12.4.3-12.4.4-12.4.5-12.4.6-12.6.1-12.6.10-12.6.2-12.6.2-22.6.20-0+deb9u12.6.3-12.6.3-1~deb9u12.6.4-12.6.4-22.6.5-12.6.5-1~deb9u12.6.6-12.6.7-12.6.7-1~deb9u12.6.8-12.6.8-1.12.6.8-1.1~deb9u12.6.9-1
2.6.20-0+deb9u2
wireshark
Debian:11
From an advisory covering 12 CVEs
before 3.4.10-0+deb11u1, plus listed versions
3.4.4-13.4.6-1~exp13.4.7-13.4.7-1~exp13.4.8-13.4.9-1
3.4.10-0+deb11u1
wireshark
Mageia:8
before 3.4.5-1.mga8
3.4.5-1.mga8
wireshark
openEuler:20.03-LTS-SP1
From an advisory covering 4 CVEs
before 2.6.2-21.oe1
2.6.2-21.oe1
wireshark
openEuler:20.03-LTS-SP2
From an advisory covering 4 CVEs
before 2.6.2-21.oe1
2.6.2-21.oe1
wireshark
openEuler:20.03-LTS-SP3
From an advisory covering 4 CVEs
before 2.6.2-21.oe1
2.6.2-21.oe1
sbc
SUSE:Linux Enterprise Module for Basesystem 15 SP2
From an advisory covering 9 CVEs
before 1.3-3.2.1
1.3-3.2.1
wireshark
SUSE:Linux Enterprise Module for Basesystem 15 SP2
From an advisory covering 9 CVEs
before 3.4.5-3.53.1
3.4.5-3.53.1
sbc
SUSE:Linux Enterprise Module for Basesystem 15 SP3
From an advisory covering 9 CVEs
before 1.3-3.2.1
1.3-3.2.1
wireshark
SUSE:Linux Enterprise Module for Basesystem 15 SP3
From an advisory covering 9 CVEs
before 3.4.5-3.53.1
3.4.5-3.53.1
sbc
SUSE:Linux Enterprise Module for Desktop Applications 15 SP2
From an advisory covering 9 CVEs
before 1.3-3.2.1
1.3-3.2.1
wireshark
SUSE:Linux Enterprise Module for Desktop Applications 15 SP2
From an advisory covering 9 CVEs
before 3.4.5-3.53.1
3.4.5-3.53.1
sbc
SUSE:Linux Enterprise Module for Desktop Applications 15 SP3
From an advisory covering 9 CVEs
before 1.3-3.2.1
1.3-3.2.1
wireshark
SUSE:Linux Enterprise Module for Desktop Applications 15 SP3
From an advisory covering 9 CVEs
before 3.4.5-3.53.1
3.4.5-3.53.1
libvirt
SUSE:Linux Enterprise High Performance Computing 15-ESPOS
From an advisory covering 9 CVEs
before 4.0.0-9.37.21
4.0.0-9.37.21
sbc
SUSE:Linux Enterprise High Performance Computing 15-ESPOS
From an advisory covering 9 CVEs
before 1.3-3.2.1
1.3-3.2.1
wireshark
SUSE:Linux Enterprise High Performance Computing 15-ESPOS
From an advisory covering 9 CVEs
before 3.4.5-3.53.1
3.4.5-3.53.1
libvirt
SUSE:Linux Enterprise High Performance Computing 15-LTSS
From an advisory covering 9 CVEs
before 4.0.0-9.37.21
4.0.0-9.37.21
sbc
SUSE:Linux Enterprise High Performance Computing 15-LTSS
From an advisory covering 9 CVEs
before 1.3-3.2.1
1.3-3.2.1
wireshark
SUSE:Linux Enterprise High Performance Computing 15-LTSS
From an advisory covering 9 CVEs
before 3.4.5-3.53.1
3.4.5-3.53.1
libqt5-qtmultimedia
SUSE:Linux Enterprise High Performance Computing 15 SP1-ESPOS
From an advisory covering 9 CVEs
before 5.9.7-7.2.1
5.9.7-7.2.1
sbc
SUSE:Linux Enterprise High Performance Computing 15 SP1-ESPOS
From an advisory covering 9 CVEs
before 1.3-3.2.1
1.3-3.2.1
wireshark
SUSE:Linux Enterprise High Performance Computing 15 SP1-ESPOS
From an advisory covering 9 CVEs
before 3.4.5-3.53.1
3.4.5-3.53.1
libqt5-qtmultimedia
SUSE:Linux Enterprise High Performance Computing 15 SP1-LTSS
From an advisory covering 9 CVEs
before 5.9.7-7.2.1
5.9.7-7.2.1
sbc
SUSE:Linux Enterprise High Performance Computing 15 SP1-LTSS
From an advisory covering 9 CVEs
before 1.3-3.2.1
1.3-3.2.1
wireshark
SUSE:Linux Enterprise High Performance Computing 15 SP1-LTSS
From an advisory covering 9 CVEs
before 3.4.5-3.53.1
3.4.5-3.53.1
libvirt
SUSE:Linux Enterprise Server 15-LTSS
From an advisory covering 9 CVEs
before 4.0.0-9.37.21
4.0.0-9.37.21
sbc
SUSE:Linux Enterprise Server 15-LTSS
From an advisory covering 9 CVEs
before 1.3-3.2.1
1.3-3.2.1
wireshark
SUSE:Linux Enterprise Server 15-LTSS
From an advisory covering 9 CVEs
before 3.4.5-3.53.1
3.4.5-3.53.1
libqt5-qtmultimedia
SUSE:Linux Enterprise Server 15 SP1-BCL
From an advisory covering 9 CVEs
before 5.9.7-7.2.1
5.9.7-7.2.1
sbc
SUSE:Linux Enterprise Server 15 SP1-BCL
From an advisory covering 9 CVEs
before 1.3-3.2.1
1.3-3.2.1
wireshark
SUSE:Linux Enterprise Server 15 SP1-BCL
From an advisory covering 9 CVEs
before 3.4.5-3.53.1
3.4.5-3.53.1
libqt5-qtmultimedia
SUSE:Linux Enterprise Server 15 SP1-LTSS
From an advisory covering 9 CVEs
before 5.9.7-7.2.1
5.9.7-7.2.1
sbc
SUSE:Linux Enterprise Server 15 SP1-LTSS
From an advisory covering 9 CVEs
before 1.3-3.2.1
1.3-3.2.1
wireshark
SUSE:Linux Enterprise Server 15 SP1-LTSS
From an advisory covering 9 CVEs
before 3.4.5-3.53.1
3.4.5-3.53.1
libvirt
SUSE:Linux Enterprise Server for SAP Applications 15
From an advisory covering 9 CVEs
before 4.0.0-9.37.21
4.0.0-9.37.21
sbc
SUSE:Linux Enterprise Server for SAP Applications 15
From an advisory covering 9 CVEs
before 1.3-3.2.1
1.3-3.2.1
wireshark
SUSE:Linux Enterprise Server for SAP Applications 15
From an advisory covering 9 CVEs
before 3.4.5-3.53.1
3.4.5-3.53.1
libqt5-qtmultimedia
SUSE:Linux Enterprise Server for SAP Applications 15 SP1
From an advisory covering 9 CVEs
before 5.9.7-7.2.1
5.9.7-7.2.1
sbc
SUSE:Linux Enterprise Server for SAP Applications 15 SP1
From an advisory covering 9 CVEs
before 1.3-3.2.1
1.3-3.2.1
wireshark
SUSE:Linux Enterprise Server for SAP Applications 15 SP1
From an advisory covering 9 CVEs
before 3.4.5-3.53.1
3.4.5-3.53.1
libqt5-qtmultimedia
SUSE:Manager Proxy 4.0
From an advisory covering 9 CVEs
before 5.9.7-7.2.1
5.9.7-7.2.1
sbc
SUSE:Manager Proxy 4.0
From an advisory covering 9 CVEs
before 1.3-3.2.1
1.3-3.2.1
wireshark
SUSE:Manager Proxy 4.0
From an advisory covering 9 CVEs
before 3.4.5-3.53.1
3.4.5-3.53.1
libqt5-qtmultimedia
SUSE:Manager Retail Branch Server 4.0
From an advisory covering 9 CVEs
before 5.9.7-7.2.1
5.9.7-7.2.1
sbc
SUSE:Manager Retail Branch Server 4.0
From an advisory covering 9 CVEs
before 1.3-3.2.1
1.3-3.2.1
wireshark
SUSE:Manager Retail Branch Server 4.0
From an advisory covering 9 CVEs
before 3.4.5-3.53.1
3.4.5-3.53.1
libqt5-qtmultimedia
SUSE:Manager Server 4.0
From an advisory covering 9 CVEs
before 5.9.7-7.2.1
5.9.7-7.2.1
sbc
SUSE:Manager Server 4.0
From an advisory covering 9 CVEs
before 1.3-3.2.1
1.3-3.2.1
wireshark
SUSE:Manager Server 4.0
From an advisory covering 9 CVEs
before 3.4.5-3.53.1
3.4.5-3.53.1
libqt5-qtmultimedia
SUSE:Enterprise Storage 6
From an advisory covering 9 CVEs
before 5.9.7-7.2.1
5.9.7-7.2.1
sbc
SUSE:Enterprise Storage 6
From an advisory covering 9 CVEs
before 1.3-3.2.1
1.3-3.2.1
wireshark
SUSE:Enterprise Storage 6
From an advisory covering 9 CVEs
before 3.4.5-3.53.1
3.4.5-3.53.1
wireshark
Ubuntu:Pro:14.04:LTS
All versions, plus listed versions
1.10.2-11.10.3-11.10.5-1ubuntu11.10.5-21.10.6-1
Show 9 moreShow less
1.12.1+g01b65bf-4+deb8u11ubuntu0.14.04.12.6.3-1~ubuntu14.04.12.6.4-2~ubuntu14.04.12.6.5-1~ubuntu14.04.12.6.6-1~ubuntu14.04.02.6.8-1~ubuntu14.04.0~esm12.6.10-1~ubuntu14.04.0~esm12.6.10-1~ubuntu14.04.0~esm22.6.10-1~ubuntu14.04.0~esm3
None known
wireshark
Ubuntu:Pro:16.04:LTS
All versions, plus listed versions
1.12.7+g7fc8978-11.12.8+g5b6e543-22.0.1+g59ea380-3build12.0.2+ga16e22e-12.2.6+g32dac6a-2ubuntu0.16.04
Show 8 moreShow less
2.6.3-1~ubuntu16.04.12.6.4-2~ubuntu16.04.02.6.5-1~ubuntu16.04.02.6.6-1~ubuntu16.04.02.6.8-1~ubuntu16.04.02.6.10-1~ubuntu16.04.02.6.10-1~ubuntu16.04.0+esm12.6.10-1~ubuntu16.04.0+esm2
None known
wireshark
Ubuntu:Pro:18.04:LTS
All versions, plus listed versions
2.4.2-12.4.3-12.4.4-12.4.5-12.6.3-1~ubuntu18.04.1
Show 7 moreShow less
2.6.4-2~ubuntu18.04.02.6.5-1~ubuntu18.04.02.6.6-1~ubuntu18.04.02.6.8-1~ubuntu18.04.02.6.10-1~ubuntu18.04.02.6.10-1~ubuntu18.04.0+esm12.6.10-1~ubuntu18.04.0+esm2
None known
wireshark
Ubuntu:Pro:20.04:LTS
All versions, plus listed versions
3.0.5-13.0.7-13.2.1-13.2.2-13.2.3-13.2.3-1ubuntu0.1~esm13.2.3-1ubuntu0.1~esm2
None known
wireshark
Ubuntu:Pro:22.04:LTS
All versions, plus listed versions
3.4.7-1~exp13.4.9-13.6.2-1ubuntu13.6.2-23.6.2-2ubuntu0.1~esm1
None known
wireshark
Ubuntu:24.04:LTS
All versions, plus listed versions
4.0.8-14.0.10-14.0.11-14.2.0-14.2.2-14.2.2-1.1build14.2.2-1.1build24.2.2-1.1build3
None known
wireshark
Ubuntu:25.10
All versions, plus listed versions
4.4.5-14.4.6-24.4.6-2build14.4.7-1
None known
wireshark
Ubuntu:26.10
All versions, plus listed versions
4.6.4-14.6.6-14.6.6-24.6.6-2build1
None known
wireshark
Ubuntu:26.04:LTS
All versions, plus listed versions
4.4.7-14.6.0-14.6.1-24.6.2-34.6.3-14.6.4-1
None known
wireshark
openSUSE:Leap 15.2
From an advisory covering 9 CVEs
before 3.4.5-lp152.2.12.1
3.4.5-lp152.2.12.1
sbc
openSUSE:Leap 15.3
From an advisory covering 9 CVEs
before 1.3-3.2.1
1.3-3.2.1
wireshark
openSUSE:Leap 15.3
From an advisory covering 9 CVEs
before 3.4.5-3.53.1
3.4.5-3.53.1
wireshark
openSUSE:Tumbleweed
From an advisory covering 163 CVEs
before 3.4.8-1.2
3.4.8-1.2

History

History
RecordedChangedSources
affected, facts
affected, aliases, referencesOSV
aliases, productsEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

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

In short

CVE-2021-22207 is a medium vulnerability (CVSS 5.5) in The Wireshark Foundation Wireshark, published April 23, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.02%, the 81st percentile. Fixed in wireshark 3.4.5-r0.

References

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Left out here: 3 references. The JSON record has them.

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