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author | Nicolas Pitre <nicolas.pitre@linaro.org> | 2018-10-30 20:26:15 +0300 |
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committer | Nicolas Pitre <nicolas.pitre@linaro.org> | 2018-10-30 21:24:19 +0300 |
commit | 672ca9dd13f1aca0c17516f76fc5b0e8344b3e46 (patch) | |
tree | d4cc70b2e65749144bb5992ca4c8a3232d444a64 /fs/jbd2/checkpoint.c | |
parent | 84df9525b0c27f3ebc2ebb1864fa62a97fdedb7d (diff) | |
download | linux-672ca9dd13f1aca0c17516f76fc5b0e8344b3e46.tar.xz |
Cramfs: fix abad comparison when wrap-arounds occur
It is possible for corrupted filesystem images to produce very large
block offsets that may wrap when a length is added, and wrongly pass
the buffer size test.
Reported-by: Anatoly Trosinenko <anatoly.trosinenko@gmail.com>
Signed-off-by: Nicolas Pitre <nico@linaro.org>
Cc: stable@vger.kernel.org
Diffstat (limited to 'fs/jbd2/checkpoint.c')
0 files changed, 0 insertions, 0 deletions