mailing list archives
CVE Request -- kernel: futex: clear robust_list on execve
From: Petr Matousek <pmatouse () redhat com>
Date: Wed, 4 Jan 2012 23:10:59 +0100
Move "exit_robust_list" into mm_release() and clear them
We don't want to get rid of the futexes just at exit() time, we want to
drop them when doing an execve() too, since that gets rid of the
previous VM image too.
Doing it at mm_release() time means that we automatically always do it
when we disassociate a VM map from the task.
Petr Matousek / Red Hat Security Response Team
- CVE Request -- kernel: futex: clear robust_list on execve Petr Matousek (Jan 04)