Ubuntu Security Notice (C) 2013 Canonical, Inc. / NASL script (C) 2013 Tenable Network Security, Inc.
The remote Ubuntu host is missing one or more security-related patches.
Emese Revfy discovered that in the Linux kernel signal handlers could
leak address information across an exec, making it possible to bypass
ASLR (Address Space Layout Randomization). A local user could use this
flaw to bypass ASLR to reliably deliver an exploit payload that would
otherwise be stopped (by ASLR). (CVE-2013-0914)
A memory use after free error was discovered in the Linux kernel's
tmpfs filesystem. A local user could exploit this flaw to gain
privileges or cause a denial of service (system crash).
Mateusz Guzik discovered a race in the Linux kernel's keyring. A local
user could exploit this flaw to cause a denial of service (system
Update the affected packages.
Risk factor :
Medium / CVSS Base Score : 6.2
CVSS Temporal Score : 5.4
Public Exploit Available : false