new file mode 100644
@@ -0,0 +1,78 @@
+From ade9b5ebed44b0c15522c27669ef6cdf93eff84e Mon Sep 17 00:00:00 2001
+From: Albert Astals Cid <aacid@kde.org>
+Date: Tue, 17 Dec 2024 18:59:01 +0100
+Subject: [PATCH] JBIG2Bitmap::combine: Fix crash on malformed files
+
+Fixes #1553
+
+CVE: CVE-2024-56378
+Upstream-Status: Backport [https://gitlab.freedesktop.org/poppler/poppler/-/commit/ade9b5ebed44b0c15522c27669ef6cdf93eff84e]
+
+Signed-off-by: Yogita Urade <yogita.urade@windriver.com>
+---
+ poppler/JBIG2Stream.cc | 15 +++++++++------
+ 1 file changed, 9 insertions(+), 6 deletions(-)
+
+diff --git a/poppler/JBIG2Stream.cc b/poppler/JBIG2Stream.cc
+index 2276b5c..b9a62e1 100644
+--- a/poppler/JBIG2Stream.cc
++++ b/poppler/JBIG2Stream.cc
+@@ -762,7 +762,7 @@ void JBIG2Bitmap::duplicateRow(int yDest, int ySrc)
+
+ void JBIG2Bitmap::combine(JBIG2Bitmap *bitmap, int x, int y, unsigned int combOp)
+ {
+- int x0, x1, y0, y1, xx, yy;
++ int x0, x1, y0, y1, xx, yy, yyy;
+ unsigned char *srcPtr, *destPtr;
+ unsigned int src0, src1, src, dest, s1, s2, m1, m2, m3;
+ bool oneByte;
+@@ -809,14 +809,17 @@ void JBIG2Bitmap::combine(JBIG2Bitmap *bitmap, int x, int y, unsigned int combOp
+ oneByte = x0 == ((x1 - 1) & ~7);
+
+ for (yy = y0; yy < y1; ++yy) {
+- if (unlikely((y + yy >= h) || (y + yy < 0))) {
++ if (unlikely(checkedAdd(y, yy, &yyy))) {
++ continue;
++ }
++ if (unlikely((yyy >= h) || (yyy < 0))) {
+ continue;
+ }
+
+ // one byte per line -- need to mask both left and right side
+ if (oneByte) {
+ if (x >= 0) {
+- destPtr = data + (y + yy) * line + (x >> 3);
++ destPtr = data + yyy * line + (x >> 3);
+ srcPtr = bitmap->data + yy * bitmap->line;
+ dest = *destPtr;
+ src1 = *srcPtr;
+@@ -839,7 +842,7 @@ void JBIG2Bitmap::combine(JBIG2Bitmap *bitmap, int x, int y, unsigned int combOp
+ }
+ *destPtr = dest;
+ } else {
+- destPtr = data + (y + yy) * line;
++ destPtr = data + yyy * line;
+ srcPtr = bitmap->data + yy * bitmap->line + (-x >> 3);
+ dest = *destPtr;
+ src1 = *srcPtr;
+@@ -869,7 +872,7 @@ void JBIG2Bitmap::combine(JBIG2Bitmap *bitmap, int x, int y, unsigned int combOp
+
+ // left-most byte
+ if (x >= 0) {
+- destPtr = data + (y + yy) * line + (x >> 3);
++ destPtr = data + yyy * line + (x >> 3);
+ srcPtr = bitmap->data + yy * bitmap->line;
+ src1 = *srcPtr++;
+ dest = *destPtr;
+@@ -893,7 +896,7 @@ void JBIG2Bitmap::combine(JBIG2Bitmap *bitmap, int x, int y, unsigned int combOp
+ *destPtr++ = dest;
+ xx = x0 + 8;
+ } else {
+- destPtr = data + (y + yy) * line;
++ destPtr = data + yyy * line;
+ srcPtr = bitmap->data + yy * bitmap->line + (-x >> 3);
+ src1 = *srcPtr++;
+ xx = x0;
+--
+2.40.0
+
@@ -10,6 +10,7 @@ SRC_URI = "http://poppler.freedesktop.org/${BP}.tar.xz \
file://CVE-2023-34872.patch \
file://CVE-2024-6239-0001.patch \
file://CVE-2024-6239-0002.patch \
+ file://CVE-2024-56378.patch \
"
SRC_URI[sha256sum] = "813fb4b90e7bda63df53205c548602bae728887a60f4048aae4dbd9b1927deff"