Package: nx-libs / 2:3.5.99.19-3+deb10u2

0041_compext-Png.c-Nullify-after-free.patch Patch series | download
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From 956caeb8af1f14a52879d39c98caeb1e13edd546 Mon Sep 17 00:00:00 2001
From: Ulrich Sibiller <uli42@gmx.de>
Date: Thu, 20 Jun 2019 19:54:44 +0200
Subject: [PATCH 41/53] compext/Png.c: Nullify after free

---
 nx-X11/programs/Xserver/hw/nxagent/compext/Png.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/nx-X11/programs/Xserver/hw/nxagent/compext/Png.c
+++ b/nx-X11/programs/Xserver/hw/nxagent/compext/Png.c
@@ -548,8 +548,8 @@
               dy, h);
   #endif
 
-  free(srcBuf);
-  free(image_index);
+  free(srcBuf); srcBuf = NULL;
+  free(image_index); image_index = NULL;
 
   if (setjmp(png_jmpbuf(png_ptr)))
   {