[USN-1647-1] Linux kernel (OMAP4) vulnerabilities
john.johansen at canonical.com
Fri Nov 30 09:07:09 UTC 2012
Ubuntu Security Notice USN-1647-1
November 30, 2012
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.10
Several security issues were fixed in the kernel.
- linux-ti-omap4: Linux kernel for OMAP4
Brad Spengler discovered a flaw in the Linux kernel's uname system call. An
unprivileged user could exploit this flaw to read kernel stack memory.
Rodrigo Freire discovered a flaw in the Linux kernel's TCP illinois
congestion control algorithm. A local attacker could use this to cause a
denial of service. (CVE-2012-4565)
The problem can be corrected by updating your system to the following
After a standard system update you need to reboot your computer to make
all the necessary changes.
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