Ubuntu Security Notice (C) 2011-2013 Canonical, Inc. / NASL script (C) 2011-2013 Tenable Network Security, Inc.
The remote Ubuntu host is missing one or more security-related patches.
A bug was discovered in the XFS filesystem's handling of pathnames. A
local attacker could exploit this to crash the system, leading to a
denial of service, or gain root privileges. (CVE-2011-4077)
Nick Bowler discovered the kernel GHASH message digest algorithm
incorrectly handled error conditions. A local attacker could exploit
this to cause a kernel oops. (CVE-2011-4081)
A flaw was found in the Journaling Block Device (JBD). A local
attacker able to mount ext3 or ext4 file systems could exploit this to
crash the system, leading to a denial of service. (CVE-2011-4132)
A bug was found in the way headroom check was performed in
udp6_ufo_fragment() function. A remote attacker could use this flaw to
crash the system. (CVE-2011-4326)
Clement Lecigne discovered a bug in the HFS file system bounds
checking. When a malformed HFS file system is mounted a local user
could crash the system or gain root privileges. (CVE-2011-4330).
Update the affected packages.
Risk factor :
High / CVSS Base Score : 7.2