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| author | Eric Sandeen <sandeen@redhat.com> | 2021-07-13 18:49:23 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-07-20 17:10:54 +0300 |
| commit | c1dafbb26164f43f2bb70bee9e5c4e1cad228ca7 (patch) | |
| tree | 1feea3098ff1af9751097d86c277a072c18675e6 /drivers/firmware/efi/libstub/fdt.c | |
| parent | b06ab67bd63b51222645f5bf9f1ea25b2bc73721 (diff) | |
| download | linux-c1dafbb26164f43f2bb70bee9e5c4e1cad228ca7.tar.xz | |
seq_file: disallow extremely large seq buffer allocations
commit 8cae8cd89f05f6de223d63e6d15e31c8ba9cf53b upstream.
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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/firmware/efi/libstub/fdt.c')
0 files changed, 0 insertions, 0 deletions