Red Hat Bugzilla – Bug 458755
kernel: dlm: fix possible use-after-free [mrg-1]
Last modified: 2008-10-07 15:20:53 EDT
Description of problem:
The dlm_put_lkb() can free the lkb and its associated ua structure, so we can't depend on using the ua struct after the put.
Proposed upstream patch:
Created attachment 314041 [details]
Upstream patch for this issue
Verified that upstream commit ce5246b972f7514af899a63c0faf831d05ed5ee1 is implemented in the mrg-rt-2.6.24-81 code. (mrg-rt commit e7d3f287ddc307fb78b15dd7d2ef3a6a77e29bbc)
An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on therefore solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.