From 2c4ba3d1e58136736a6970f9d6f709d9762a02b7 Mon Sep 17 00:00:00 2001
From: HuangHaitao <huanghaitao16@huawei.com>
Date: Fri, 11 Jul 2025 02:44:36 +0800
Subject: [PATCH] [PATCH] Fix bug in mbedtls_asn1_store_named_data()

Signed-off-by: HuangHaitao <huanghaitao16@huawei.com>
---
 library/asn1write.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/library/asn1write.c b/library/asn1write.c
index 775a9ef53..415357b7b 100644
--- a/library/asn1write.c
+++ b/library/asn1write.c
@@ -412,6 +412,7 @@ mbedtls_asn1_named_data *mbedtls_asn1_store_named_data(
     } else if (val_len == 0) {
         mbedtls_free(cur->val.p);
         cur->val.p = NULL;
+        cur->val.len = 0;
     } else if (cur->val.len != val_len) {
         /*
          * Enlarge existing value buffer if needed
-- 
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