Ubuntu 8.04 LTS / 10.04 LTS / 10.10 / 11.04 / 11.10 : freetype vulnerabilities (USN-1267-1)

Ubuntu Security Notice (C) 2011-2016 Canonical, Inc. / NASL script (C) 2011-2016 Tenable Network Security, Inc.


Synopsis :

The remote Ubuntu host is missing a security-related patch.

Description :

It was discovered that FreeType did not correctly handle certain
malformed Type 1 font files. If a user were tricked into using a
specially crafted font file, a remote attacker could cause FreeType to
crash or possibly execute arbitrary code with user privileges.
(CVE-2011-3256)

It was discovered that FreeType did not correctly handle certain
malformed CID-keyed PostScript font files. If a user were tricked into
using a specially crafted font file, a remote attacker could cause
FreeType to crash or possibly execute arbitrary code with user
privileges. (CVE-2011-3439).

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.

Solution :

Update the affected libfreetype6 package.

Risk factor :

High / CVSS Base Score : 9.3
(CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C)
CVSS Temporal Score : 8.1
(CVSS2#E:ND/RL:OF/RC:C)
Public Exploit Available : false

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 56870 ()

Bugtraq ID: 50155
50643

CVE ID: CVE-2011-3256
CVE-2011-3439

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