diff --git a/SOURCES/poppler-20.11.0-check-bitmap-in-combine.patch b/SOURCES/poppler-20.11.0-check-bitmap-in-combine.patch
new file mode 100644
index 0000000..7c6f8c5
--- /dev/null
+++ b/SOURCES/poppler-20.11.0-check-bitmap-in-combine.patch
@@ -0,0 +1,30 @@
+From 1f151565bbca5be7449ba8eea6833051cc1baa41 Mon Sep 17 00:00:00 2001
+From: Albert Astals Cid <aacid@kde.org>
+Date: Mon, 31 Mar 2025 14:35:49 +0200
+Subject: Move isOk check to inside JBIG2Bitmap::combine
+
+
+diff --git a/poppler/JBIG2Stream.cc b/poppler/JBIG2Stream.cc
+index cf9e0c98..4e81d4a8 100644
+--- poppler-20.11.0/poppler/JBIG2Stream.cc
++++ poppler-20.11.0/poppler/JBIG2Stream.cc
+@@ -15,7 +15,7 @@
+ //
+ // Copyright (C) 2006 Raj Kumar <rkumar@archive.org>
+ // Copyright (C) 2006 Paul Walmsley <paul@booyaka.com>
+-// Copyright (C) 2006-2010, 2012, 2014-2020 Albert Astals Cid <aacid@kde.org>
++// Copyright (C) 2006-2010, 2012, 2014-2020, 2025 Albert Astals Cid <aacid@kde.org>
+ // Copyright (C) 2009 David Benjamin <davidben@mit.edu>
+ // Copyright (C) 2011 Edward Jiang <ejiang@google.com>
+ // Copyright (C) 2012 William Bader <williambader@hotmail.com>
+@@ -740,6 +740,10 @@ void JBIG2Bitmap::combine(JBIG2Bitmap *b
+     unsigned int src0, src1, src, dest, s1, s2, m1, m2, m3;
+     bool oneByte;
+ 
++    if (unlikely(!isOk())) {
++        return;
++    }
++
+     // check for the pathological case where y = -2^31
+     if (y < -0x7fffffff) {
+         return;
diff --git a/SPECS/poppler.spec b/SPECS/poppler.spec
index 8977e88..762b132 100644
--- a/SPECS/poppler.spec
+++ b/SPECS/poppler.spec
@@ -4,7 +4,7 @@
 Summary: PDF rendering library
 Name:    poppler
 Version: 20.11.0
-Release: 12%{?dist}
+Release: 13%{?dist}
 License: (GPLv2 or GPLv3) and GPLv2+ and LGPLv2+ and MIT
 URL:     http://poppler.freedesktop.org/
 Source0: http://poppler.freedesktop.org/poppler-%{version}.tar.xz
@@ -51,6 +51,9 @@ Patch30: poppler-20.11.0-fix-crash-in-FoFiType1C.patch
 # https://issues.redhat.com/browse/RHEL-44330
 Patch31: poppler-20.11.0-pdfinfo-dests.patch
 
+# https://issues.redhat.com/browse/RHEL-131786
+Patch32: poppler-20.11.0-check-bitmap-in-combine.patch
+
 BuildRequires: cmake
 BuildRequires: gettext-devel
 BuildRequires: pkgconfig(cairo)
@@ -255,6 +258,10 @@ test "$(pkg-config --modversion poppler-splash)" = "%{version}"
 %{_mandir}/man1/*
 
 %changelog
+* Tue Dec 16 2025 Marek Kasik <mkasik@redhat.com> - 20.11.0-13
+- Check bitmap in combine()
+- Resolves: RHEL-131786
+
 * Fri Jul 26 2024 Marek Kasik <mkasik@redhat.com> - 20.11.0-12
 - Fix crash in broken documents when using -dests
 - Fix versions in changelog