[USN-1572-1] Linux kernel vulnerabilities

Severity High

CVEs 3

Several security issues were fixed in the kernel.

Ben Hutchings reported a flaw in the Linux kernel with some network drivers
that support TSO (TCP segment offload). A local or peer user could exploit
this flaw to to cause a denial of service. (CVE-2012-3412)

Jay Fenlason and Doug Ledford discovered a bug in the Linux kernel
implementation of RDS sockets. A local unprivileged user could potentially
use this flaw to read privileged information from the kernel.
(CVE-2012-3430)

A flaw was discovered in the madvise feature of the Linux kernel's memory
subsystem. An unprivileged local use could exploit the flaw to cause a
denial of service (crash the system). (CVE-2012-3511)

ID

USN-1572-1

Severity

high

Severity from

CVE-2012-3412

URL

https://ubuntu.com/security/notices/USN-1572-1

Published