USN-2423-1: ClamAV vulnerabilities

Ubuntu Security Notice USN-2423-1

26th November, 2014

clamav vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 14.10
  • Ubuntu 14.04 LTS
  • Ubuntu 12.04 LTS

Summary

ClamAV could be made to crash or run programs if it processed a specially crafted file.

Software description

  • clamav - Anti-virus utility for Unix

Details

Kurt Seifried discovered that ClamAV incorrectly handled certain JavaScript
files. An attacker could possibly use this issue to cause ClamAV to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2013-6497)

Damien Millescamp discovered that ClamAV incorrectly handled certain PE
files. An attacker could possibly use this issue to cause ClamAV to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2014-9050)

Update instructions

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

Ubuntu 14.10:
clamav 0.98.5+dfsg-0ubuntu0.14.10.1
Ubuntu 14.04 LTS:
clamav 0.98.5+addedllvm-0ubuntu0.14.04.1
Ubuntu 12.04 LTS:
clamav 0.98.5+addedllvm-0ubuntu0.12.04.1

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

CVE-2013-6497, CVE-2014-9050