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| author | Jarkko Sakkinen <jarkko@kernel.org> | 2024-07-03 19:39:27 +0300 |
|---|---|---|
| committer | Jarkko Sakkinen <jarkko.sakkinen@iki.fi> | 2024-07-05 02:12:27 +0300 |
| commit | 25ee48a55fd59c72e0bd46dd9160c2d406b5a497 (patch) | |
| tree | 76bdf260edbe90e3bcaaf6a295fbc5dd96822a19 /samples/seccomp | |
| parent | 661e504db04c6b7278737ee3a9116738536b4ed4 (diff) | |
tpm: Address !chip->auth in tpm2_*_auth_session()
Unless tpm_chip_bootstrap() was called by the driver, !chip->auth can cause
a null derefence in tpm2_*_auth_session(). Thus, address !chip->auth in
tpm2_*_auth_session().
Cc: stable@vger.kernel.org # v6.9+
Reported-by: Stefan Berger <stefanb@linux.ibm.com>
Closes: https://lore.kernel.org/linux-integrity/20240617193408.1234365-1-stefanb@linux.ibm.com/
Fixes: 699e3efd6c64 ("tpm: Add HMAC session start and end functions")
Tested-by: Michael Ellerman <mpe@ellerman.id.au> # ppc
Signed-off-by: Jarkko Sakkinen <jarkko@kernel.org>
Diffstat (limited to 'samples/seccomp')
0 files changed, 0 insertions, 0 deletions