USN-2205-1: LibTIFF vulnerabilities

06 May 2014

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

Releases

Packages

  • 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 versions:

Ubuntu 14.04
Ubuntu 13.10
Ubuntu 12.10
Ubuntu 12.04
Ubuntu 10.04

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