Ubuntu 12.04 LTS : linux vulnerabilities (USN-2017-1)

Ubuntu Security Notice (C) 2013-2016 Canonical, Inc. / NASL script (C) 2013-2016 Tenable Network Security, Inc.


Synopsis :

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

Description :

A denial of service flaw was discovered in the Btrfs file system in
the Linux kernel. A local user could cause a denial of service by
creating a large number of files with names that have the same CRC32
hash value. (CVE-2012-5374)

A denial of service flaw was discovered in the Btrfs file system in
the Linux kernel. A local user could cause a denial of service
(prevent file creation) for a victim, by creating a file with a
specific CRC32C hash value in a directory important to the victim.
(CVE-2012-5375)

Dan Carpenter discovered an information leak in the HP Smart Aray and
Compaq SMART2 disk-array driver in the Linux kernel. A local user
could exploit this flaw to obtain sensitive information from kernel
memory. (CVE-2013-2147).

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 packages.

Risk factor :

Medium / CVSS Base Score : 4.0
(CVSS2#AV:L/AC:H/Au:N/C:N/I:N/A:C)
CVSS Temporal Score : 3.5
(CVSS2#E:ND/RL:OF/RC:ND)
Public Exploit Available : true

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 70801 ()

Bugtraq ID: 56939
56940
60280

CVE ID: CVE-2012-5374
CVE-2012-5375
CVE-2013-2147