Ubuntu Security Notice (C) 2012-2013 Canonical, Inc. / NASL script (C) 2012-2013 Tenable Network Security, Inc.
The remote Ubuntu host is missing one or more security-related patches.
Sasha Levin discovered a flaw in the permission checking for device
assignments requested via the kvm ioctl in the Linux kernel. A local
user could use this flaw to crash the system causing a denial of
Stephan BÃ¤rwolf discovered a flaw in the KVM (kernel-based virtual
machine) subsystem of the Linux kernel. A local unprivileged user can
crash use this flaw to crash VMs causing a deny of service.
A flaw was discovered in the Linux kernel's cifs file system. An
unprivileged local user could exploit this flaw to crash the system
leading to a denial of service. (CVE-2012-1090)
H. Peter Anvin reported a flaw in the Linux kernel that could crash
the system. A local user could exploit this flaw to crash the system.
Tetsuo Handa reported a flaw in the OOM (out of memory) killer of the
Linux kernel. A local unprivileged user can exploit this flaw to cause
system unstability and denial of services. (CVE-2012-4398).
Update the affected packages.
Risk factor :
High / CVSS Base Score : 7.2
CVSS Temporal Score : 6.0
Public Exploit Available : true