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Check for error return from ASN1_object_size

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Otherwise we try to malloc a -1 size.

Reviewed-by: Tim Hudson <tjh@openssl.org>
This commit is contained in:
Matt Caswell 2016-08-22 23:39:28 +01:00
parent 4d94bd362d
commit b197257d71
1 changed files with 3 additions and 0 deletions
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3
crypto/ocsp/ocsp_ext.c
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@ -256,6 +256,9 @@ static int ocsp_add1_nonce(STACK_OF(X509_EXTENSION) **exts,
* relies on library internals.
*/
os.length = ASN1_object_size(0, len, V_ASN1_OCTET_STRING);
if (os.length < 0)
goto err;
os.data = OPENSSL_malloc(os.length);
if (os.data == NULL)
goto err;