USN-2205-1: LibTIFF vulnerabilities

Ubuntu Security Notice USN-2205-1

6th May, 2014

tiff vulnerabilities

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

  • Ubuntu 14.04 LTS
  • Ubuntu 13.10
  • Ubuntu 12.10
  • Ubuntu 12.04 LTS
  • Ubuntu 10.04 LTS

Summary

LibTIFF could be made to crash or run programs as your login if it opened a specially crafted file.

Software description

  • tiff - Tag Image File Format (TIFF) library

Details

Pedro Ribeiro discovered that LibTIFF incorrectly handled certain
malformed images when using the gif2tiff tool. If a user or automated
system were tricked into opening a specially crafted GIF image, a remote
attacker could crash the application, leading to a denial of service, or
possibly execute arbitrary code with user privileges. This issue only
affected Ubuntu 10.04 LTS, Ubunu 12.04 LTS, Ubuntu 12.10 and Ubuntu 13.10.
(CVE-2013-4231)

Pedro Ribeiro discovered that LibTIFF incorrectly handled certain
malformed images when using the tiff2pdf tool. If a user or automated
system were tricked into opening a specially crafted TIFF image, a remote
attacker could crash the application, leading to a denial of service, or
possibly execute arbitrary code with user privileges. This issue only
affected Ubuntu 10.04 LTS, Ubunu 12.04 LTS, Ubuntu 12.10 and Ubuntu 13.10.
(CVE-2013-4232)

Murray McAllister discovered that LibTIFF incorrectly handled certain
malformed images when using the gif2tiff tool. If a user or automated
system were tricked into opening a specially crafted GIF image, a remote
attacker could crash the application, leading to a denial of service, or
possibly execute arbitrary code with user privileges. (CVE-2013-4243)

Huzaifa Sidhpurwala discovered that LibTIFF incorrectly handled certain
malformed images when using the gif2tiff tool. If a user or automated
system were tricked into opening a specially crafted GIF image, a remote
attacker could crash the application, leading to a denial of service, or
possibly execute arbitrary code with user privileges. This issue only
affected Ubuntu 10.04 LTS, Ubunu 12.04 LTS, Ubuntu 12.10 and Ubuntu 13.10.
(CVE-2013-4244)

Update instructions

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

Ubuntu 14.04 LTS:
libtiff5 4.0.3-7ubuntu0.1
Ubuntu 13.10:
libtiff5 4.0.2-4ubuntu3.1
Ubuntu 12.10:
libtiff5 4.0.2-1ubuntu2.3
Ubuntu 12.04 LTS:
libtiff4 3.9.5-2ubuntu1.6
Ubuntu 10.04 LTS:
libtiff4 3.9.2-2ubuntu0.14

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

In general, a standard system update will make all the necessary changes.

References

CVE-2013-4231, CVE-2013-4232, CVE-2013-4243, CVE-2013-4244