diff options
author | Dr. Stephen Henson <steve@openssl.org> | 2016-04-28 13:09:27 +0100 |
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committer | Dr. Stephen Henson <steve@openssl.org> | 2016-04-29 19:42:21 +0100 |
commit | b33d1141b6dcce947708b984c5e9e91dad3d675d (patch) | |
tree | 34e60a84a133d138b0695c0b5d02a860413d8f19 /crypto/x509 | |
parent | 295f3a24919157e2f9021d0b1709353710ad63db (diff) |
Sanity check buffer length.
Reject zero length buffers passed to X509_NAME_onelne().
Issue reported by Guido Vranken.
Reviewed-by: Matt Caswell <matt@openssl.org>
Diffstat (limited to 'crypto/x509')
-rw-r--r-- | crypto/x509/x509_obj.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/crypto/x509/x509_obj.c b/crypto/x509/x509_obj.c index ac871b4029..920828373c 100644 --- a/crypto/x509/x509_obj.c +++ b/crypto/x509/x509_obj.c @@ -86,6 +86,8 @@ char *X509_NAME_oneline(X509_NAME *a, char *buf, int len) goto err; b->data[0] = '\0'; len = 200; + } else if (len == 0) { + return NULL; } if (a == NULL) { if (b) { |