Ubuntu Security Notice (C) 2012 Canonical, Inc. / NASL script (C) 2012-2016 Tenable Network Security, Inc.
The remote Ubuntu host is missing one or more security-related
A flaw was discovered in the XFS filesystem. If a local user mounts a
specially crafted XFS image it could potential execute arbitrary code
on the system. (CVE-2012-0038)
Andy Whitcroft discovered a that the Overlayfs filesystem was not
doing the extended permission checks needed by cgroups and Linux
Security Modules (LSMs). A local user could exploit this to by-pass
security policy and access files that should not be accessible.
Juri Aedla discovered that the kernel incorrectly handled
/proc/<pid>/mem permissions. A local attacker could exploit this and
gain root privileges. (CVE-2012-0056)
A flaw was found in the linux kernels IPv4 IGMP query processing. A
remote attacker could exploit this to cause a denial of service.
See also :
Update the affected package(s).
Risk factor :
High / CVSS Base Score : 7.8
Public Exploit Available : true