| Description: | Summary:
The remote host is missing an update for the Debian 'linux-2.6' package(s) announced via the DSA-2632-1 advisory.
Vulnerability Insight:
Several vulnerabilities have been discovered in the Linux kernel that may lead to a denial of service or privilege escalation. The Common Vulnerabilities and Exposures project identifies the following problems:
CVE-2013-0231
Jan Beulich provided a fix for an issue in the Xen PCI backend drivers. Users of guests on a system using passed-through PCI devices can create a denial of service of the host system due to the use of non-ratelimited kernel log messages.
CVE-2013-0871
Suleiman Souhlal and Salman Qazi of Google, with help from Aaron Durbin and Michael Davidson of Google, discovered an issue in the ptrace subsystem. Due to a race condition with PTRACE_SETREGS, local users can cause kernel stack corruption and execution of arbitrary code.
For the stable distribution (squeeze), this problem has been fixed in version 2.6.32-48squeeze1.
The following matrix lists additional source packages that were rebuilt for compatibility with or to take advantage of this update:
Debian 6.0 (squeeze)
user-mode-linux
2.6.32-1um-4+48squeeze1
We recommend that you upgrade your linux-2.6 and user-mode-linux packages.
Affected Software/OS:
'linux-2.6' package(s) on Debian 6.
Solution:
Please install the updated package(s).
CVSS Score:
6.9
CVSS Vector:
AV:L/AC:M/Au:N/C:C/I:C/A:C
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