[USN-2045-1] Linux kernel vulnerabilities

Severity Medium

CVEs 4

Several security issues were fixed in the kernel.

A flaw was discovered in the Linux kernel's dm snapshot facility. A remote
authenticated user could exploit this flaw to obtain sensitive information
or modify/corrupt data. (CVE-2013-4299)

Alan Chester reported a flaw in the IPv6 Stream Control Transmission
Protocol (SCTP) of the Linux kernel. A remote attacker could exploit this
flaw to obtain sensitive information by sniffing network traffic.
(CVE-2013-4350)

Dmitry Vyukov reported a flaw in the Linux kernel's handling of IPv6 UDP
Fragmentation Offload (UFO) processing. A remote attacker could leverage
this flaw to cause a denial of service (system crash). (CVE-2013-4387)

A flaw was discovered in the Linux kernel's fib6 error-code encoding for
IPv6. A local user with the CAT_NET_ADMIN capability could exploit this
flaw to cause a denial of service (system crash). (CVE-2013-6431)

ID

USN-2045-1

Severity

medium

Severity from

CVE-2013-4387

URL

https://ubuntu.com/security/notices/USN-2045-1

Published