USN-5233-1: ClamAV vulnerability

Publication date

18 January 2022

Overview

ClamAV could be made to crash if it opened a specially crafted file.


Packages

  • clamav - Anti-virus utility for Unix

Details

It was discovered that ClamAV incorrectly handled memory when the
CL_SCAN_GENERAL_COLLECT_METADATA scan option was enabled. A remote attacker
could possibly use this issue to cause ClamAV to crash, resulting in a
denial of service.

It was discovered that ClamAV incorrectly handled memory when the
CL_SCAN_GENERAL_COLLECT_METADATA scan option was enabled. A remote attacker
could possibly use this issue to cause ClamAV to crash, resulting in a
denial of service.

Update instructions

This update uses a new upstream release, which includes additional bug fixes. In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
21.10 impish clamav –  0.103.5+dfsg-1~21.10.1
21.04 hirsute clamav –  0.103.5+dfsg-1~21.04.1
20.04 focal clamav –  0.103.5+dfsg-1~20.04.1
18.04 bionic clamav –  0.103.5+dfsg-0ubuntu0.18.04.1

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Have additional questions?

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