giflib: patch CVE-2025-31344

Details: https://nvd.nist.gov/vuln/detail/CVE-2025-31344

Backport the commit that mentions this CVE ID explicitly
in its message.

Signed-off-by: Gyorgy Sarvari <skandigraun@gmail.com>
Signed-off-by: Ankur Tyagi <ankur.tyagi85@gmail.com>
Signed-off-by: Anuj Mittal <anuj.mittal@oss.qualcomm.com>

2 files changed, 30 insertions, 1 deletions

diff --git a/meta-oe/recipes-devtools/giflib/giflib/CVE-2025-31344.patch b/meta-oe/recipes-devtools/giflib/giflib/CVE-2025-31344.patch
new file mode 100644
index 0000000000..8f52154955
--- /dev/null
+++ b/meta-oe/recipes-devtools/giflib/giflib/CVE-2025-31344.patch
@@ -0,0 +1,28 @@
+From 949bf7ded2c23449439e2c3e1f63368cf7985800 Mon Sep 17 00:00:00 2001
+From: "Eric S. Raymond" <esr@thyrsus.com>
+Date: Wed, 18 Feb 2026 18:06:50 -0500
+Subject: [PATCH] Resolve SourceForge bug #187: CVE-2025-31344
+
+CVE: CVE-2025-31344
+Upstream-Status: Backport [https://sourceforge.net/p/giflib/code/ci/7bbe8ea1a595bb7509ffa0a86b076e9b720e85af]
+Signed-off-by: Gyorgy Sarvari <skandigraun@gmail.com>
+---
+ gif2rgb.c | 5 +++++
+ 1 file changed, 5 insertions(+)
+
+diff --git a/gif2rgb.c b/gif2rgb.c
+index d51226d..4ce2104 100644
+--- a/gif2rgb.c
++++ b/gif2rgb.c
+@@ -329,6 +329,11 @@ static void DumpScreen2RGB(char *FileName, int OneFileFlag,
+                        GifRow = ScreenBuffer[i];
+                        GifQprintf("\b\b\b\b%-4d", ScreenHeight - i);
+                        for (j = 0; j < ScreenWidth; j++) {
++                               /* Check if color is within color palete */
++                               if (GifRow[j] >= ColorMap->ColorCount) {
++                                       GIF_EXIT(GifErrorString(
++                                           D_GIF_ERR_IMAGE_DEFECT));
++                               }
+                                ColorMapEntry = &ColorMap->Colors[GifRow[j]];
+                                Buffers[0][j] = ColorMapEntry->Red;
+                                Buffers[1][j] = ColorMapEntry->Green;
diff --git a/meta-oe/recipes-devtools/giflib/giflib_5.2.2.bb b/meta-oe/recipes-devtools/giflib/giflib_5.2.2.bb
index 8226e9b6c7..c26f3cf160 100644
--- a/meta-oe/recipes-devtools/giflib/giflib_5.2.2.bb
+++ b/meta-oe/recipes-devtools/giflib/giflib_5.2.2.bb
@@ -11,7 +11,8 @@ SRC_URI = "${SOURCEFORGE_MIRROR}/giflib/${BP}.tar.gz \
            https://sourceforge.net/p/giflib/code/ci/d54b45b0240d455bbaedee4be5203d2703e59967/tree/doc/giflib-logo.gif?format=raw;subdir=${BP}/doc;name=logo;downloadfilename=giflib-logo.gif \
            file://0001-Makefile-fix-typo-in-soname-argument.patch \
            file://CVE-2026-23868.patch \
-"
+           file://CVE-2025-31344.patch \
+           "
 
 SRC_URI[logo.sha256sum] = "1a54383986adad1521d00e003b4c482c27e8bc60690be944a1f3319c75abc2c9"
 SRC_URI[sha256sum] = "be7ffbd057cadebe2aa144542fd90c6838c6a083b5e8a9048b8ee3b66b29d5fb"