Ignore zero length constructed segments.

c7474d07 · Dr. Stephen Henson · 826b52d2 · c7474d07
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crypto/asn1/tasn_dec.c crypto/asn1/tasn_dec.c +1 -1

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--- a/crypto/asn1/tasn_dec.c
+++ b/crypto/asn1/tasn_dec.c
@@ -1169,7 +1169,7 @@ static int asn1_collect(BUF_MEM *buf, const unsigned char **in, long len,
 			return 0;
 #endif
 			}
-		else if (!collect_data(buf, &p, plen))
+		else if (plen && !collect_data(buf, &p, plen))
 			return 0;
 		len -= p - q;
 		}