[Oneiric CVE-2013-0871] race conditon in ptrace

Luis Henriques luis.henriques at canonical.com
Tue Feb 19 14:18:20 UTC 2013

>From the description:

 "A race conditon in ptrace can lead to kernel stack corruption and
  arbitrary kernel-mode code execution."

Following this email, there are 3 patches that should fix this issue for

I did a lot of testing with this backport and although I'm pretty confident
that I'm not introducing any regressions, a good review would be great!

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