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(parent: dd6ffa6) | patch
crypto: qce - fix uaf on qce_aead_register_one
authorChengfeng Ye <cyeaa@connect.ust.hk>
Thu, 4 Nov 2021 13:28:07 +0000 (06:28 -0700)
committerHerbert Xu <herbert@gondor.apana.org.au>
Sat, 20 Nov 2021 04:02:08 +0000 (15:02 +1100)
commite2eca96fe143e0df435366aad7a9bebc85b8600e
tree78694383ad7767ed1daf5cb157511daeaa7b7ed0tree | snapshot
parentdd6ffa6944740d124d6b8d2b8950fd025d8aed8fcommit | diff
crypto: qce - fix uaf on qce_aead_register_one

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

Fixes: 924803cd ("crypto: qce - Add support for AEAD algorithms")
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/aead.c diff | blob | history
Linux Kernel Source Tree.