From: Benjamin Berg <benjamin.berg@intel.com>
Date: Fri, 21 Nov 2025 13:46:42 +0000 (+0100)
Subject: utils: Fix memory leak of base64 decoded XML entries
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0c629322abb975a2e11dec8ed5cf4006a6ef42bd;p=thirdparty%2Fhostap.git

utils: Fix memory leak of base64 decoded XML entries

A copy is created to append a NUL byte, however the original base64
decoded string was not released.

Fixes: 2cb8f967896d ("HS 2.0R2: Add wrapper functions for libxml2")
Signed-off-by: Benjamin Berg <benjamin.berg@intel.com>
---

diff --git a/src/utils/xml_libxml2.c b/src/utils/xml_libxml2.c
index 50630a925..0aa71d563 100644
--- a/src/utils/xml_libxml2.c
+++ b/src/utils/xml_libxml2.c
@@ -219,6 +219,7 @@ char * xml_node_get_base64_text(struct xml_node_ctx *ctx, xml_node_t *node,
 	}
 	os_memcpy(txt, ret, len);
 	txt[len] = '\0';
+	os_free(ret);
 	return txt;
 }