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(parent: 4a9dbd0) | patch
crypto: qce - fix uaf on qce_ahash_register_one
authorChengfeng Ye <cyeaa@connect.ust.hk>
Thu, 4 Nov 2021 13:38:31 +0000 (06:38 -0700)
committerHerbert Xu <herbert@gondor.apana.org.au>
Sat, 20 Nov 2021 04:02:08 +0000 (15:02 +1100)
commitb4cb4d31631912842eb7dce02b4350cbb7562d5e
treec8a53c311f666e264647ccc9ba283a7625798abftree | snapshot
parent4a9dbd021970ffe1b92521328377b699acba7c52commit | diff
crypto: qce - fix uaf on qce_ahash_register_one

Pointer base points to sub field of tmpl, it
is dereferenced after tmpl is freed. Fix
this by accessing base before free tmpl.

Fixes: ec8f5d8f ("crypto: qce - Qualcomm crypto engine driver")
Signed-off-by: Chengfeng Ye <cyeaa@connect.ust.hk>
Acked-by: Thara Gopinath <thara.gopinath@linaro.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
drivers/crypto/qce/sha.c diff | blob | history
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