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authorYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>2013-01-25 16:54:20 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-02-11 08:47:17 -0800
commitb0cc9fb10c1b7240b229b40391f8da2a987995bd (patch)
tree479d01601c939310c0da591f453b0d0d24e53cd4
parent398cc33fbceda864a91433b2a76bb510a640021a (diff)
digsig: Fix memory leakage in digsig_verify_rsa()
commit 7810cc1e7721220f1ed2a23ca95113d6434f6dcd upstream. digsig_verify_rsa() does not free kmalloc'ed buffer returned by mpi_get_buffer(). Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Signed-off-by: Dmitry Kasatkin <dmitry.kasatkin@intel.com> Signed-off-by: James Morris <james.l.morris@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--lib/digsig.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/digsig.c b/lib/digsig.c
index 8c0e62975c88..dc2be7ed1765 100644
--- a/lib/digsig.c
+++ b/lib/digsig.c
@@ -162,6 +162,8 @@ static int digsig_verify_rsa(struct key *key,
memset(out1, 0, head);
memcpy(out1 + head, p, l);
+ kfree(p);
+
err = pkcs_1_v1_5_decode_emsa(out1, len, mblen, out2, &len);
if (err)
goto err;