2 files changed, 26 insertions, 0 deletions

diff --git a/meta-multimedia/recipes-multimedia/fluidsynth/fluidsynth/CVE-2025-56225.patch b/meta-multimedia/recipes-multimedia/fluidsynth/fluidsynth/CVE-2025-56225.patch
new file mode 100644
index 0000000000..6398e9970a
--- /dev/null
+++ b/meta-multimedia/recipes-multimedia/fluidsynth/fluidsynth/CVE-2025-56225.patch
@@ -0,0 +1,25 @@
+From b2a3432639798270b46f0a35c7e25196978389b4 Mon Sep 17 00:00:00 2001
+From: "Tom M." <tom.mbrt@googlemail.com>
+Date: Mon, 14 Jul 2025 18:13:38 +0200
+Subject: [PATCH] Fix a nullpointer dereference during legato mode (#1607)
+
+CVE: CVE-2025-56225
+Upstream-Status: Backport [https://github.com/FluidSynth/fluidsynth/commit/45f2a79f4265dcc4f98cfbafdb10727fb1c0d411]
+Signed-off-by: Ankur Tyagi <ankur.tyagi85@gmail.com>
+---
+ src/synth/fluid_synth_monopoly.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/synth/fluid_synth_monopoly.c b/src/synth/fluid_synth_monopoly.c
+index d1de1319..6e6e2a90 100644
+--- a/src/synth/fluid_synth_monopoly.c
++++ b/src/synth/fluid_synth_monopoly.c
+@@ -410,7 +410,7 @@ int fluid_synth_noteoff_mono_LOCAL(fluid_synth_t *synth, int chan, int key)
+                 fluid_channel_breath_msb(channel))
+         {
+             /* legato playing detection */
+-            if(channel->mode  & FLUID_CHANNEL_LEGATO_PLAYING)
++            if (channel->mode & FLUID_CHANNEL_LEGATO_PLAYING && channel->preset != NULL)
+             {
+                 /* the list contains others notes */
+                 if(i_prev >= 0)
diff --git a/meta-multimedia/recipes-multimedia/fluidsynth/fluidsynth_2.3.4.bb b/meta-multimedia/recipes-multimedia/fluidsynth/fluidsynth_2.3.4.bb
index dc05832e80..550d1b6650 100644
--- a/meta-multimedia/recipes-multimedia/fluidsynth/fluidsynth_2.3.4.bb
+++ b/meta-multimedia/recipes-multimedia/fluidsynth/fluidsynth_2.3.4.bb
@@ -10,6 +10,7 @@ SRC_URI = " \
     git://github.com/FluidSynth/fluidsynth.git;branch=master;protocol=https \
     file://0002-fluid_synth_nwrite_float-Allow-zero-pointer-for-left.patch \
     file://0003-Use-ARM-NEON-accelaration-for-float-multithreaded-se.patch \
+    file://CVE-2025-56225.patch \
 "
 SRCREV = "5ecdc4568e45123216c6888892caad07918ef127"