** Changed in: linux (Ubuntu Precise)
       Status: New => Fix Committed

** Description changed:

- Description needed
+ The perf_callchain_user_64 function in arch/powerpc/perf/callchain.c in
+ the Linux kernel before 4.0.2 on ppc64 platforms allows local users to
+ cause a denial of service (infinite loop) via a deep 64-bit userspace
+ backtrace.
  
  Break-Fix: - 9a5cbce421a283e6aea3c4007f141735bf9da8c3

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https://bugs.launchpad.net/bugs/1489318

Title:
  CVE-2015-6526

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