From 6ed2864bc3bef06d2b568710288ac12b2dcc7bb2 Mon Sep 17 00:00:00 2001
From: Karel Miko <karel.miko@gmail.com>
Date: Thu, 16 Apr 2026 23:08:43 +0200
Subject: [PATCH] alg comparison now correctly returns 0 when one hash is NULL

---
 src/pk/asn1/x509/x509_utils.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/pk/asn1/x509/x509_utils.c b/src/pk/asn1/x509/x509_utils.c
index 00817de6..000dbc9a 100644
--- a/src/pk/asn1/x509/x509_utils.c
+++ b/src/pk/asn1/x509/x509_utils.c
@@ -71,6 +71,8 @@ static LTC_INLINE int s_signature_algorithms_equal(const ltc_x509_signature_algo
    else if (a->u.hash != NULL && b->u.hash != NULL) {
       if (XSTRCMP(a->u.hash, b->u.hash) != 0)
          return 0;
+   } else if (a->u.hash != b->u.hash) {
+      return 0;
    }
    return 1;
 }