UBUNTU-CVE-2021-39928

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Source
https://ubuntu.com/security/CVE-2021-39928
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-39928.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2021-39928
Upstream
Published
2021-11-18T19:15:00Z
Modified
2025-07-16T07:43:12.842457Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - low
Summary
[none]
Details

NULL pointer exception in the IEEE 802.11 dissector in Wireshark 3.4.0 to 3.4.9 and 3.2.0 to 3.2.17 allows denial of service via packet injection or crafted capture file

References

Affected packages

Ubuntu:Pro:14.04:LTS / wireshark

Package

Name
wireshark
Purl
pkg:deb/ubuntu/wireshark@2.6.10-1~ubuntu14.04.0~esm3?arch=source&distro=esm-infra-legacy/trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.10.2-1
1.10.3-1
1.10.5-1ubuntu1
1.10.5-2
1.10.6-1
1.12.1+g01b65bf-4+deb8u11ubuntu0.14.04.1

2.*

2.6.3-1~ubuntu14.04.1
2.6.4-2~ubuntu14.04.1
2.6.5-1~ubuntu14.04.1
2.6.6-1~ubuntu14.04.0
2.6.10-1~ubuntu14.04.0~esm1
2.6.10-1~ubuntu14.04.0~esm2
2.6.10-1~ubuntu14.04.0~esm3

Ubuntu:Pro:16.04:LTS / wireshark

Package

Name
wireshark
Purl
pkg:deb/ubuntu/wireshark@2.6.10-1~ubuntu16.04.0+esm2?arch=source&distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.12.7+g7fc8978-1
1.12.8+g5b6e543-2

2.*

2.0.1+g59ea380-3build1
2.0.2+ga16e22e-1
2.2.6+g32dac6a-2ubuntu0.16.04
2.6.3-1~ubuntu16.04.1
2.6.4-2~ubuntu16.04.0
2.6.5-1~ubuntu16.04.0
2.6.6-1~ubuntu16.04.0
2.6.8-1~ubuntu16.04.0
2.6.10-1~ubuntu16.04.0
2.6.10-1~ubuntu16.04.0+esm1
2.6.10-1~ubuntu16.04.0+esm2

Ubuntu:Pro:18.04:LTS / wireshark

Package

Name
wireshark
Purl
pkg:deb/ubuntu/wireshark@2.6.10-1~ubuntu18.04.0+esm2?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.4.2-1
2.4.3-1
2.4.4-1
2.4.5-1
2.6.3-1~ubuntu18.04.1
2.6.4-2~ubuntu18.04.0
2.6.5-1~ubuntu18.04.0
2.6.6-1~ubuntu18.04.0
2.6.8-1~ubuntu18.04.0
2.6.10-1~ubuntu18.04.0
2.6.10-1~ubuntu18.04.0+esm1
2.6.10-1~ubuntu18.04.0+esm2

Ubuntu:Pro:20.04:LTS / wireshark

Package

Name
wireshark
Purl
pkg:deb/ubuntu/wireshark@3.2.3-1ubuntu0.1~esm2?arch=source&distro=esm-apps/focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.0.5-1
3.0.7-1
3.2.1-1
3.2.2-1
3.2.3-1
3.2.3-1ubuntu0.1~esm1
3.2.3-1ubuntu0.1~esm2

Ubuntu:22.04:LTS / wireshark

Package

Name
wireshark
Purl
pkg:deb/ubuntu/wireshark@3.6.2-2?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.4.7-1~exp1
3.4.9-1
3.6.2-1ubuntu1
3.6.2-2