Ubuntu 10.04 LTS / 10.10 / 11.04 / 11.10 : t1lib vulnerabilities (USN-1335-1)
High Nessus Plugin ID 57616
SynopsisThe remote Ubuntu host is missing a security-related patch.
DescriptionJon Larimer discovered that t1lib did not properly parse AFM fonts. If a user were tricked into using a specially crafted font file, a remote attacker could cause t1lib to crash or possibly execute arbitrary code with user privileges. (CVE-2010-2642, CVE-2011-0433)
Jonathan Brossard discovered that t1lib did not correctly handle certain malformed font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause t1lib to crash. (CVE-2011-1552, CVE-2011-1553, CVE-2011-1554).
Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
SolutionUpdate the affected libt1-5 package.