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| author | Tudor-Dan Ambarus <tudor.ambarus@microchip.com> | 2018-04-03 09:39:01 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-08-03 07:50:40 +0200 |
| commit | a07fc8dd2bd4f790940c9a5ac3b7fae1e6738800 (patch) | |
| tree | 24803c3c88817f22cc9ea66e2b57138f24d0e5aa /crypto | |
| parent | f17d397bfed4371bbefcb1a9d497ea9cd057df3e (diff) | |
| download | linux-stable-a07fc8dd2bd4f790940c9a5ac3b7fae1e6738800.tar.gz linux-stable-a07fc8dd2bd4f790940c9a5ac3b7fae1e6738800.tar.bz2 linux-stable-a07fc8dd2bd4f790940c9a5ac3b7fae1e6738800.zip | |
crypto: authencesn - don't leak pointers to authenc keys
[ Upstream commit 31545df391d58a3bb60e29b1192644a6f2b5a8dd ]
In crypto_authenc_esn_setkey we save pointers to the authenc keys
in a local variable of type struct crypto_authenc_keys and we don't
zeroize it after use. Fix this and don't leak pointers to the
authenc keys.
Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'crypto')
| -rw-r--r-- | crypto/authencesn.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/crypto/authencesn.c b/crypto/authencesn.c index 0cf5fefdb859..6de852ce4cf8 100644 --- a/crypto/authencesn.c +++ b/crypto/authencesn.c @@ -90,6 +90,7 @@ static int crypto_authenc_esn_setkey(struct crypto_aead *authenc_esn, const u8 * CRYPTO_TFM_RES_MASK); out: + memzero_explicit(&keys, sizeof(keys)); return err; badkey: |