Chengming Zhou 17c8b716fd crypto: scomp - fix req->dst buffer overflow
[ Upstream commit 744e1885922a9943458954cfea917b31064b4131 ]

The req->dst buffer size should be checked before copying from the
scomp_scratch->dst to avoid req->dst buffer overflow problem.

Fixes: 1ab53a77b772 ("crypto: acomp - add driver-side scomp interface")
Reported-by: syzbot+3eff5e51bf1db122a16e@syzkaller.appspotmail.com
Closes: https://lore.kernel.org/all/0000000000000b05cd060d6b5511@google.com/
Signed-off-by: Chengming Zhou <zhouchengming@bytedance.com>
Reviewed-by: Barry Song <v-songbaohua@oppo.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>
(cherry picked from commit 1142d65c5b881590962ad763f94505b6dd67d2fe)
Signed-off-by: Vegard Nossum <vegard.nossum@oracle.com>
2024-02-02 11:33:41 +00:00
..
2017-11-21 09:49:20 +01:00
2023-03-11 16:26:37 +01:00