USN-1446-1: Linux kernel (OMAP4) vulnerabilities
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) 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. (CVE-2012-1097) 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 handling of paged memory. A local unprivileged user, or a privileged user within a KVM guest, could exploit this flaw to crash the system. (CVE-2012-1179) 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)
Affected Software
Event History
Child vulnerabilities
Contains the following vulnerabilities.
Frequently Asked Questions
What is the severity of USN-1446-1?
The severity of USN-1446-1 is rated as high due to potential denial of service vulnerabilities in the Linux kernel.
How do I fix USN-1446-1?
To fix USN-1446-1, upgrade the affected package to the recommended version linux-image-3.0.0-1209.21 or later.
Which systems are affected by USN-1446-1?
USN-1446-1 affects Ubuntu 11.10 systems running the specific kernel version that includes ext4 and cifs file systems.
Can USN-1446-1 be exploited by remote users?
No, USN-1446-1 can only be exploited by local, unprivileged users on the system.
What are the potential impacts of USN-1446-1?
The potential impact of USN-1446-1 includes a denial of service that could render the affected system inoperable.