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| author |   Eric Sandeen <sandeen@redhat.com> | 2021-07-13 17:49:23 +0200 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2021-07-19 17:18:48 -0700 |
| commit | 8cae8cd89f05f6de223d63e6d15e31c8ba9cf53b (patch) | |
| tree | ce4ab88a4716617571135afcb7728f33739244a3 /kernel/cgroup | |
| parent | Linux 5.14-rc2 (diff) | |
| download | linux-dev-8cae8cd89f05f6de223d63e6d15e31c8ba9cf53b.tar.xz linux-dev-8cae8cd89f05f6de223d63e6d15e31c8ba9cf53b.zip | |
seq_file: disallow extremely large seq buffer allocations
There is no reasonable need for a buffer larger than this, and it avoids
int overflow pitfalls.
Fixes: 058504edd026 ("fs/seq_file: fallback to vmalloc allocation")
Suggested-by: Al Viro <viro@zeniv.linux.org.uk>
Reported-by: Qualys Security Advisory <qsa@qualys.com>
Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Cc: stable@kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to '')
0 files changed, 0 insertions, 0 deletions