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USN-5233-2: ClamAV vulnerability

19 January 2022

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

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Releases

Packages

  • clamav - Anti-virus utility for Unix

Details

USN-5233-1 fixed a vulnerability in ClamAV. This update provides
the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.

Original advisory 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.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 16.04
Ubuntu 14.04

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

References

Related notices

  • USN-5233-1: clamav-freshclam, clamav-testfiles, clamav-milter, libclamav9, clamav-docs, clamav-daemon, libclamav-dev, clamav-base, clamav, clamdscan