Ubuntu 8.04 LTS / 10.04 LTS / 10.10 / 11.04 / 11.10 : libpng vulnerabilities (USN-1367-1)

Ubuntu Security Notice (C) 2012-2014 Canonical, Inc. / NASL script (C) 2012-2014 Tenable Network Security, Inc.


Synopsis :

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

Description :

It was discovered that libpng did not properly verify the embedded
profile length of iCCP chunks. An attacker could exploit this to cause
a denial of service via application crash. This issue only affected
Ubuntu 8.04 LTS. (CVE-2009-5063)

Jueri Aedla discovered that libpng did not properly verify the size
used when allocating memory during chunk decompression. If a user or
automated system using libpng were tricked into opening a specially
crafted image, an attacker could exploit this to cause a denial of
service or execute code with the privileges of the user invoking the
program. (CVE-2011-3026).

Solution :

Update the affected libpng12-0 package.

Risk factor :

High / CVSS Base Score : 7.5
(CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P)
CVSS Temporal Score : 6.5
(CVSS2#E:ND/RL:OF/RC:C)
Public Exploit Available : false

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 57998 ()

Bugtraq ID: 52049

CVE ID: CVE-2009-5063
CVE-2011-3026