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authorHerbert Xu <herbert@gondor.apana.org.au>2023-12-21 03:42:57 +0100
committerHerbert Xu <herbert@gondor.apana.org.au>2023-12-22 05:30:19 +0100
commit37c6fc323a81a14612626a1eec64f4690d89f234 (patch)
tree781344412b17ce6709460b6a2c7790eb5fc59f78 /crypto
parentcrypto: stm32/crc32 - fix parsing list of devices (diff)
downloadlinux-37c6fc323a81a14612626a1eec64f4690d89f234.tar.xz
linux-37c6fc323a81a14612626a1eec64f4690d89f234.zip
crypto: skcipher - Pass statesize for simple lskcipher instances
When ecb is used to wrap an lskcipher, the statesize isn't set correctly. Fix this by making the simple instance creator set the statesize. Reported-by: syzbot+8ffb0839a24e9c6bfa76@syzkaller.appspotmail.com Reported-by: Edward Adam Davis <eadavis@qq.com> Fixes: 662ea18d089b ("crypto: skcipher - Make use of internal state") Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto')
-rw-r--r--crypto/lskcipher.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/crypto/lskcipher.c b/crypto/lskcipher.c
index a06008e112f3..0b6dd8aa21f2 100644
--- a/crypto/lskcipher.c
+++ b/crypto/lskcipher.c
@@ -642,6 +642,7 @@ struct lskcipher_instance *lskcipher_alloc_instance_simple(
inst->alg.co.min_keysize = cipher_alg->co.min_keysize;
inst->alg.co.max_keysize = cipher_alg->co.max_keysize;
inst->alg.co.ivsize = cipher_alg->co.base.cra_blocksize;
+ inst->alg.co.statesize = cipher_alg->co.statesize;
/* Use struct crypto_lskcipher * by default, can be overridden */
inst->alg.co.base.cra_ctxsize = sizeof(struct crypto_lskcipher *);