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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2021-09-08 08:33:57 +0300 |
|---|---|---|
| committer | Jarkko Sakkinen <jarkko@kernel.org> | 2021-10-26 05:03:33 +0300 |
| commit | a0bcce2b2a169e10eb265c8f0ebdd5ae4c875670 (patch) | |
| tree | c569785c1419f682322e7633bbf929054d90f3f4 /include/linux/tpm.h | |
| parent | 4091c004283bc65d2478fbfc9f2521fcb5af1f96 (diff) | |
| download | linux-a0bcce2b2a169e10eb265c8f0ebdd5ae4c875670.tar.xz | |
tpm: Check for integer overflow in tpm2_map_response_body()
The "4 * be32_to_cpu(data->count)" multiplication can potentially
overflow which would lead to memory corruption. Add a check for that.
Cc: stable@vger.kernel.org
Fixes: 745b361e989a ("tpm: infrastructure for TPM spaces")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
Signed-off-by: Jarkko Sakkinen <jarkko@kernel.org>
Diffstat (limited to 'include/linux/tpm.h')
0 files changed, 0 insertions, 0 deletions