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| author | Andrei Vagin <avagin@google.com> | 2024-11-01 22:19:40 +0300 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2024-11-08 01:14:59 +0300 |
| commit | 432dc0654c612457285a5dcf9bb13968ac6f0804 (patch) | |
| tree | 07d5af14fd2c83cb37f1b05378b1076332f74474 /tools/perf/scripts/python/sched-migration.py | |
| parent | 0268d4579901821ff17259213c2d8c9679995d48 (diff) | |
| download | linux-432dc0654c612457285a5dcf9bb13968ac6f0804.tar.xz | |
ucounts: fix counter leak in inc_rlimit_get_ucounts()
The inc_rlimit_get_ucounts() increments the specified rlimit counter and
then checks its limit. If the value exceeds the limit, the function
returns an error without decrementing the counter.
Link: https://lkml.kernel.org/r/20241101191940.3211128-1-roman.gushchin@linux.dev
Fixes: 15bc01effefe ("ucounts: Fix signal ucount refcounting")
Signed-off-by: Andrei Vagin <avagin@google.com>
Co-developed-by: Roman Gushchin <roman.gushchin@linux.dev>
Signed-off-by: Roman Gushchin <roman.gushchin@linux.dev>
Tested-by: Roman Gushchin <roman.gushchin@linux.dev>
Acked-by: Alexey Gladkov <legion@kernel.org>
Cc: Kees Cook <kees@kernel.org>
Cc: Andrei Vagin <avagin@google.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Alexey Gladkov <legion@kernel.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'tools/perf/scripts/python/sched-migration.py')
0 files changed, 0 insertions, 0 deletions