From 4a4c1eeb8540c61ceb3456b3277184bc1c63c9be Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jaroslav=20Loba=C4=8Devski?= <jarlob@github.com>
Date: Thu, 19 Oct 2023 16:16:34 +0200
Subject: [PATCH 1/2] Fix double-free in stbi__load_gif_main_outofmem
Fixes #1544
---
stb_image.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/stb_image.h b/stb_image.h
index aac3653..d3a1f59 100644
--- a/stb_image.h
+++ b/stb_image.h
@@ -6990,6 +6990,10 @@ static void *stbi__load_gif_main(stbi__context *s, int **delays, int *x, int *y,
stride = g.w * g.h * 4;
if (out) {
+ if (stride == 0) {
+ void *ret = stbi__load_gif_main_outofmem(&g, out, delays);
+ return ret;
+ }
if (!stbi__mul2sizes_valid(layers, stride)) {
void *ret = stbi__load_gif_main_outofmem(&g, out, delays);
return ret;
--
2.41.0