sox: patch CVE-2022-31650

Use patch from Debian:
https://salsa.debian.org/lts-team/packages/sox/-/blob/debian/14.4.2+git20190427-1+deb10u3/debian/patches/CVE-2022-31650.patch

Signed-off-by: Peter Marko <peter.marko@siemens.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

2 files changed, 61 insertions, 0 deletions

diff --git a/meta-multimedia/recipes-multimedia/sox/sox/CVE-2022-31650.patch b/meta-multimedia/recipes-multimedia/sox/sox/CVE-2022-31650.patch
new file mode 100644
index 0000000000..41baad0e27
--- /dev/null
+++ b/meta-multimedia/recipes-multimedia/sox/sox/CVE-2022-31650.patch
@@ -0,0 +1,60 @@
+From 3a8e783c58499bb52052c671b9161c43e011a508 Mon Sep 17 00:00:00 2001
+From: Helmut Grohne <helmut@subdivi.de>
+Date: Sun, 16 Mar 2025 20:08:04 +0100
+Subject: [PATCH] formats+aiff: reject implausibly large number of channels
+
+Source: https://salsa.debian.org/lts-team/packages/sox/-/blob/debian/14.4.2+git20190427-1+deb10u3/debian/patches/CVE-2022-31650.patch
+
+CVE: CVE-2022-31650
+Upstream-Status: Inactive-Upstream [lastrelease: 2015]
+Signed-off-by: Peter Marko <peter.marko@siemens.com>
+---
+ src/aiff.c      |  5 +++++
+ src/formats_i.c | 10 ++++++++--
+ 2 files changed, 13 insertions(+), 2 deletions(-)
+
+diff --git a/src/aiff.c b/src/aiff.c
+index 3a152c58..6de94f32 100644
+--- a/src/aiff.c
++++ b/src/aiff.c
+@@ -619,6 +619,11 @@ int lsx_aiffstartwrite(sox_format_t * ft)
+            At 48 kHz, 16 bits stereo, this gives ~3 hours of audio.
+            Sorry, the AIFF format does not provide for an indefinite
+            number of samples. */
++        if (ft->signal.channels >= (0x7f000000 / (ft->encoding.bits_per_sample >> 3)))
++        {
++                lsx_fail_errno(ft, SOX_EOF, "too many channels for AIFF header");
++                return SOX_EOF;
++        }
+         return(aiffwriteheader(ft, (uint64_t) 0x7f000000 / ((ft->encoding.bits_per_sample>>3)*ft->signal.channels)));
+ }
+ 
+diff --git a/src/formats_i.c b/src/formats_i.c
+index 7048040d..6a7c27e3 100644
+--- a/src/formats_i.c
++++ b/src/formats_i.c
+@@ -19,6 +19,7 @@
+  */
+ 
+ #include "sox_i.h"
++#include <limits.h>
+ #include <string.h>
+ #include <sys/stat.h>
+ #include <stdarg.h>
+@@ -60,9 +61,14 @@ int lsx_check_read_params(sox_format_t * ft, unsigned channels,
+   if (ft->seekable)
+     ft->data_start = lsx_tell(ft);
+ 
+-  if (channels && ft->signal.channels && ft->signal.channels != channels)
++  if (channels && ft->signal.channels && ft->signal.channels != channels) {
+     lsx_warn("`%s': overriding number of channels", ft->filename);
+-  else ft->signal.channels = channels;
++  } else if (channels > SHRT_MAX) {
++    lsx_fail_errno(ft, EINVAL, "implausibly large number of channels");
++    return SOX_EOF;
++  } else {
++    ft->signal.channels = channels;
++  }
+ 
+   if (rate && ft->signal.rate && ft->signal.rate != rate)
+     lsx_warn("`%s': overriding sample rate", ft->filename);
diff --git a/meta-multimedia/recipes-multimedia/sox/sox_14.4.2.bb b/meta-multimedia/recipes-multimedia/sox/sox_14.4.2.bb
index 022a2d6b59..e66c10a56d 100644
--- a/meta-multimedia/recipes-multimedia/sox/sox_14.4.2.bb
+++ b/meta-multimedia/recipes-multimedia/sox/sox_14.4.2.bb
@@ -33,6 +33,7 @@ SRC_URI = "git://git.code.sf.net/p/sox/code;protocol=https;branch=master \
            file://CVE-2021-23159_CVE-2021-2317.patch \
            file://CVE-2021-33844.patch \
            file://CVE-2021-40426.patch \
+           file://CVE-2022-31650.patch \
            "
 
 # last release was in 2015, use latest hash from 2024-05-30