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| author | Eric Dumazet <edumazet@google.com> | 2018-04-07 13:42:36 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-05-16 10:06:49 +0200 |
| commit | 83231e0aae2c6bca967dbd05b0966908e908a036 (patch) | |
| tree | 5853ef48d26b93ea7e02d45b5d76f3d6ec055039 /mm/util.c | |
| parent | 7ae1c4cb9f1f8cf0e5473d44b31778e644ae89b1 (diff) | |
crypto: af_alg - fix possible uninit-value in alg_bind()
commit a466856e0b7ab269cdf9461886d007e88ff575b0 upstream.
syzbot reported :
BUG: KMSAN: uninit-value in alg_bind+0xe3/0xd90 crypto/af_alg.c:162
We need to check addr_len before dereferencing sa (or uaddr)
Fixes: bb30b8848c85 ("crypto: af_alg - whitelist mask and type")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reported-by: syzbot <syzkaller@googlegroups.com>
Cc: Stephan Mueller <smueller@chronox.de>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'mm/util.c')
0 files changed, 0 insertions, 0 deletions