crypto: lrw - Free rctx->ext with kzfree · 8c9bdab212 - Gogs: Go Git Service GfA electronic

crypto: lrw - Free rctx->ext with kzfree

The buffer rctx->ext contains potentially sensitive data and should
be freed with kzfree.

Cc: <stable@vger.kernel.org>
Fixes: 700cb3f5fe75 ("crypto: lrw - Convert to skcipher")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

Herbert Xu 7 years ago

parent

2b1227301a

commit

8c9bdab212

1 changed files with 1 additions and 1 deletions

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							+ 1
							
							- 1
						
crypto/lrw.c
							 
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				@@ -317,7 +317,7 @@ static void exit_crypt(struct skcipher_request *req)
			
				 	rctx->left = 0;
			
				 	if (rctx->ext)
			
				-		kfree(rctx->ext);
			
				+		kzfree(rctx->ext);
			
				 }
			
				 static int do_encrypt(struct skcipher_request *req, int err)