From: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
To: dmitry.kasatkin@intel.com, torvalds@linux-foundation.org,
linux-kernel@vger.kernel.org
Cc: yoshfuji@linux-ipv6.org
Subject: [PATCH] digsig: Fix memory leakage in digsig_verify_rsa().
Date: Fri, 25 Jan 2013 19:19:11 +0900 [thread overview]
Message-ID: <51025C1F.8050600@linux-ipv6.org> (raw)
digsig_verify_rsa() does not free kmalloc'ed buffer returned by
mpi_get_buffer().
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
---
lib/digsig.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/lib/digsig.c b/lib/digsig.c
index 8c0e629..dc2be7e 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;
--
1.7.9.5
reply other threads:[~2013-01-25 10:19 UTC|newest]
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