Allocation of Resources Without Limits or Throttling in apport (Ubuntu package) and python3-apport (Ubuntu package) - CVE-2022-28654

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Main Vulnerability Database Vulnerabilities #VU63367

Allocation of Resources Without Limits or Throttling in apport (Ubuntu package) and python3-apport (Ubuntu package) - CVE-2022-28654

Published: May 18, 2022 / Updated: May 19, 2022


Vulnerability identifier: #VU63367
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-28654
CWE-ID: CWE-770
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local user to perform a denial of service attack.

The vulnerability exists due to not limiting the amount of logging from D-Bus connections. A local user can fill up the Apport log file and cause denial of service.


Affected software

apport (Ubuntu package)
python3-apport (Ubuntu package)
python-apport (Ubuntu package)
Ubuntu

How to mitigate CVE-2022-28654

Install updates from vendor's website.

apport (Ubuntu package) - addressed in versions 2.20.9-0ubuntu7.28, 2.20.11-0ubuntu27.24, 2.20.11-0ubuntu71.2, 2.20.11-0ubuntu82.1, Ubuntu Pro
python3-apport (Ubuntu package) - addressed in versions 2.20.9-0ubuntu7.28, 2.20.11-0ubuntu27.24, 2.20.11-0ubuntu71.2, 2.20.11-0ubuntu82.1, Ubuntu Pro
python-apport (Ubuntu package) - update to Ubuntu Pro

External References

Related Security Bulletins