USN-744-1: LittleCMS vulnerabilities

Ubuntu Security Notice USN-744-1

23rd March, 2009

lcms vulnerabilities

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

  • Ubuntu 8.10
  • Ubuntu 8.04 LTS
  • Ubuntu 7.10
  • Ubuntu 6.06 LTS

Software description

  • lcms

Details

Chris Evans discovered that LittleCMS did not properly handle certain error
conditions, resulting in a large memory leak. If a user or automated system
were tricked into processing an image with malicious ICC tags, a remote
attacker could cause a denial of service. (CVE-2009-0581)

Chris Evans discovered that LittleCMS contained multiple integer overflows.
If a user or automated system were tricked into processing an image with
malicious ICC tags, a remote attacker could crash applications linked
against liblcms1, leading to a denial of service, or possibly execute
arbitrary code with user privileges. (CVE-2009-0723)

Chris Evans discovered that LittleCMS did not properly perform bounds
checking, leading to a buffer overflow. If a user or automated system were
tricked into processing an image with malicious ICC tags, a remote attacker
could execute arbitrary code with user privileges. (CVE-2009-0733)

Update instructions

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

Ubuntu 8.10:
python-liblcms 1.16-10ubuntu0.2
liblcms1 1.16-10ubuntu0.2
Ubuntu 8.04 LTS:
python-liblcms 1.16-7ubuntu1.2
liblcms1 1.16-7ubuntu1.2
Ubuntu 7.10:
python-liblcms 1.16-5ubuntu3.2
liblcms1 1.16-5ubuntu3.2
Ubuntu 6.06 LTS:
liblcms1 1.13-1ubuntu0.2

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

In general, a standard system upgrade is sufficient to effect the
necessary changes.

References

CVE-2009-0581, CVE-2009-0723, CVE-2009-0733