Ubuntu 22.10 USN-5887-1 Critical: ClamAV Denial of Service

ubuntu

February 27, 2023

Several security issues were fixed in ClamAV.

Summary

Several security issues were fixed in ClamAV.

Software Description:

- clamav: Anti-virus utility for Unix

Details:

Simon Scannell discovered that ClamAV incorrectly handled parsing

HFS+ files. A remote attacker could possibly use this issue

to cause ClamAV to crash, resulting in a denial of service,

or execute arbitrary code. (CVE-2023-20032)

Simon Scannell discovered that ClamAV incorrectly handled parsing

DMG files. A remote attacker could possibly use this issue

to expose sensitive information. (CVE-2023-20052)

Topics Covered

security advisory denial of service critical issue Ubuntu software fix ClamAV

Update Instructions

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

Ubuntu 22.10:
   clamav                          0.103.8+dfsg-0ubuntu0.22.10.1

Ubuntu 22.04 LTS:
   clamav                          0.103.8+dfsg-0ubuntu0.22.04.1

Ubuntu 20.04 LTS:
   clamav                          0.103.8+dfsg-0ubuntu0.20.04.1

Ubuntu 18.04 LTS:
   clamav                          0.103.8+dfsg-0ubuntu0.18.04.1

Ubuntu 16.04 ESM:
   clamav 0.103.8+dfsg-0ubuntu0.16.04.1+esm1

Ubuntu 14.04 ESM:
   clamav 0.103.8+dfsg-0ubuntu0.14.04.1+esm1

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