153aa9179Sopenharmony_ciFrom fc256953d29698ba5918c32d14fc69ea69d7e64e Mon Sep 17 00:00:00 2001
253aa9179Sopenharmony_ciFrom: Nick Wellnhofer <wellnhofer@aevum.de>
353aa9179Sopenharmony_ciDate: Thu, 16 Feb 2023 14:47:41 +0100
453aa9179Sopenharmony_ciSubject: [PATCH] malloc-fail: Fix memory leak in htmlCreateMemoryParserCtxt
553aa9179Sopenharmony_ci
653aa9179Sopenharmony_ciFound with libFuzzer, see #344.
753aa9179Sopenharmony_ci
853aa9179Sopenharmony_ciReference:https://github.com/GNOME/libxml2/commit/fc256953d29698ba5918c32d14fc69ea69d7e64e
953aa9179Sopenharmony_ciConflict:NA
1053aa9179Sopenharmony_ci---
1153aa9179Sopenharmony_ci HTMLparser.c | 5 ++++-
1253aa9179Sopenharmony_ci 1 file changed, 4 insertions(+), 1 deletion(-)
1353aa9179Sopenharmony_ci
1453aa9179Sopenharmony_cidiff --git a/HTMLparser.c b/HTMLparser.c
1553aa9179Sopenharmony_ciindex 0ccd6e8..7ea2e62 100644
1653aa9179Sopenharmony_ci--- a/HTMLparser.c
1753aa9179Sopenharmony_ci+++ b/HTMLparser.c
1853aa9179Sopenharmony_ci@@ -5191,7 +5191,10 @@ htmlCreateMemoryParserCtxt(const char *buffer, int size) {
1953aa9179Sopenharmony_ci 	return(NULL);
2053aa9179Sopenharmony_ci 
2153aa9179Sopenharmony_ci     buf = xmlParserInputBufferCreateMem(buffer, size, XML_CHAR_ENCODING_NONE);
2253aa9179Sopenharmony_ci-    if (buf == NULL) return(NULL);
2353aa9179Sopenharmony_ci+    if (buf == NULL) {
2453aa9179Sopenharmony_ci+	xmlFreeParserCtxt(ctxt);
2553aa9179Sopenharmony_ci+        return(NULL);
2653aa9179Sopenharmony_ci+    }
2753aa9179Sopenharmony_ci 
2853aa9179Sopenharmony_ci     input = xmlNewInputStream(ctxt);
2953aa9179Sopenharmony_ci     if (input == NULL) {
3053aa9179Sopenharmony_ci-- 
3153aa9179Sopenharmony_ci2.27.0
32