USN-4146-2: ClamAV vulnerabilities

03 October 2019

Several security issues were fixed in ClamAV.

Releases

Packages

  • clamav - Anti-virus utility for Unix

Details

USN-4146-1 fixed several vulnerabilities in ClamAV. This update provides
the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.

Original advisory details:

It was discovered that ClamAV incorrectly handled unpacking ZIP files. A
remote attacker could possibly use this issue to cause ClamAV to crash,
resulting in a denial of service. (CVE-2019-12625)

It was discovered that ClamAV incorrectly handled unpacking bzip2 files. A
remote attacker could use this issue to cause ClamAV to crash, resulting in
a denial of service, or possibly execute arbitrary code. (CVE-2019-12900)

Update instructions

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

Ubuntu 14.04
Ubuntu 12.04

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

Related notices

  • USN-4146-1: clamav-base, clamav-milter, libclamav9, clamav, clamav-freshclam, clamav-daemon, clamdscan, clamav-testfiles, libclamav-dev, clamav-docs
  • USN-4038-2: libbz2-dev, lib64bz2-dev, lib32bz2-dev, bzip2-doc, bzip2, lib32bz2-1.0, libbz2-1.0, lib64bz2-1.0
  • USN-4038-1: libbz2-dev, libbz2-1.0, bzip2, bzip2-doc