December 8, 2016

Old Kernel Code Execution Bug Patched

A critical, local code-execution vulnerability in the Linux kernel was patched more than a week ago, continuing a run of serious security issues in the operating system, most of which have been hiding in the code for years. Details on the vulnerability were published Tuesday by researcher Philip Pettersson, who said the vulnerable code was introduced in August 2011. A patch was pushed to the mainline Linux kernel Dec. 2, four days after it was privately disclosed. Pettersson has developed a proof-of-concept exploit specifically for Ubuntu distributions, but told Threatpost his attack could be ported to other distros with some changes.

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