Ubuntu 11.04 : linux vulnerabilities (USN-1380-1)

Ubuntu Security Notice (C) 2012-2013 Canonical, Inc. / NASL script (C) 2012-2013 Tenable Network Security, Inc.


Synopsis :

The remote Ubuntu host is missing one or more security-related patches.

Description :

A flaw was discovered in the TOMOYO LSM's handling of mount system
calls. An unprivileged user could oops the system causing a denial of
service. (CVE-2011-2518)

A bug was discovered in the Linux kernel's calculation of OOM (Out of
memory) scores, that would result in the wrong process being killed. A
user could use this to kill the process with the highest OOM score,
even if that process belongs to another user or the system.
(CVE-2011-4097)

A flaw was found in the linux kernels IPv4 IGMP query processing. A
remote attacker could exploit this to cause a denial of service.
(CVE-2012-0207).

Solution :

Update the affected packages.

Risk factor :

High / CVSS Base Score : 7.8
(CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C)
CVSS Temporal Score : 6.1
(CVSS2#E:POC/RL:OF/RC:C)
Public Exploit Available : true

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 58170 ()

Bugtraq ID: 48477
50459
51343

CVE ID: CVE-2011-2498
CVE-2011-2518
CVE-2011-4097
CVE-2012-0207