Ubuntu Security Notice (C) 2012-2016 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 found in the Linux's kernels ext4 file system when mounted
with a journal. A local, unprivileged user could exploit this flaw to
cause a denial of service. (CVE-2011-4086)
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 Barwolf 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.
A flaw was discovered in the Linux kernel's cgroups subset. A local
attacker could use this flaw to crash the system. (CVE-2012-1146)
A flaw was found in the Linux kernel's ext4 file system when mounting
a corrupt filesystem. A user-assisted remote attacker could exploit
this flaw to cause a denial of service. (CVE-2012-2100)
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).
Note that Tenable Network Security has extracted the preceding
description block directly from the Ubuntu security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues.
Update the affected packages.
Risk factor :
Critical / CVSS Base Score : 10.0
CVSS Temporal Score : 8.7
Public Exploit Available : true
Family: Ubuntu Local Security Checks
Nessus Plugin ID: 59034 ()
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