Canonical announced a couple of hours in the past, November 30, that a new Linux kernel update for its Ubuntu 12. 10 (Quantal Quetzal), Ubuntu 12.04 LTS ( Exact Pangolin), Ubuntu 11. 10 (Oneiric Ocelot) and Ubuntu ten.04 LTS (Lucid Lynx) operating systems is now offered, repairing two critical security vulnerabilities discovered in the Linux kernel packages by a variety of developers.
We&rsquore speaking about the CVE-2012-0957 and CVE-2012-4565 vulnerabilities, found by Brad Spengler and Rodrigo Freire.
The first 1, CVE-2012-0957, is associated to a flaw in the Linux kernel's uname process contact, which could make it possible for unprivileged users to exploit it and read kernel stack memory.
For more facts you can click the vulnerabilities above, or go right here, here, here and right here for in-depth descriptions, as it affects other Linux operating techniques as effectively.
The protection flaws can be fixed if you upgrade your program (s) to the linux- picture - three. 5.-27 ( three. 5.-19.30) package (s) for Ubuntu twelve. ten, linux- image - three. 2.-34 ( 3. two.-34.53) package (s) for Ubuntu 12.04 LTS, linux- picture - 3..-28 ( 3..-28.45) package deal (s) for Ubuntu 11. 10 and linux- image - two. 6.32-45 ( 2. 6.32-45. 100 ) bundle (s) for Ubuntu 10.04 LTS.
To apply the update, run the Update Manager application. Don't neglect to reboot your pc after the improve !
Consideration : Due to an unavoidable ABI transform, the kernel packages have a new version number, which will force you to reinstall and recompile all third - get together kernel modules you may possibly have installed. In addition, if you use the linux- limited -modules bundle, you have to update it as very well to get modules which perform with the new Linux kernel version.
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