Ubuntu 13.04 : linux vulnerabilities (USN-1974-1)

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


Synopsis :

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

Description :

Vince Weaver discovered a flaw in the perf subsystem of the Linux
kernel on ARM platforms. A local user could exploit this flaw to gain
privileges or cause a denial of service (system crash).
(CVE-2013-4254)

A memory leak was discovered in the user namespace facility of the
Linux kernel. A local user could cause a denial of service (memory
consumption) via the CLONE_NEWUSER unshare call. (CVE-2013-4205).

Solution :

Update the affected linux-image-3.8.0-31-generic package.

Risk factor :

Medium / CVSS Base Score : 6.9
(CVSS2#AV:L/AC:M/Au:N/C:C/I:C/A:C)

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 70194 ()

Bugtraq ID:

CVE ID: CVE-2013-4205
CVE-2013-4254