digsig: Fix memory leakage in digsig_verify_rsa().

PATCH New YOSHIFUJI Hideaki 1 participant 1 message Jan 25, 2013 Library code

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YOSHIFUJI Hideaki

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2013-01-25 10:19 UTC #0 lore raw

PATCH 1/1 digsig: Fix memory leakage in digsig_verify_rsa().

digsig_verify_rsa() does not free kmalloc'ed buffer returned by mpi_get_buffer().

Signed-off-by YOSHIFUJI Hideaki <[email protected]>

---
 lib/digsig.c |    2 ++
 1 file changed, 2 insertions(+)

lib/digsig.c +2 -0

index 8c0e629..dc2be7e 100644
@@ -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;

Signature · 1 line

1.7.9.5