package/sox: add fix for CVE-2023-32627

Patch comes from Debian. The CVEs are not reported by pkg-stats
because the NVD database has associated it to the sox_project:sox
vendor/product CPE. This has been reported to NVD:

  https://lore.kernel.org/buildroot/20250517220322.4da9bdb3@windsurf/

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
Signed-off-by: Julien Olivain <ju.o@free.fr>

package/sox/0011-CVE-2023-32627-Filter-null-sampling-rate-in-VOC-code.patch

@@ -0,0 +1,37 @@
+From 2ab4f13af84f224cfbdd997e027c7348156de463 Mon Sep 17 00:00:00 2001
+From: Helmut Grohne <helmut@subdivi.de>
+Date: Sat, 17 May 2025 23:07:34 +0200
+Subject: [PATCH] CVE-2023-32627 Filter null sampling rate in VOC coder
+
+Avoid a divide by zero and out of bound read by rejecting null sampling rate in VOC file
+
+bug: https://sourceforge.net/p/sox/bugs/369/
+bug-redhat: https://bugzilla.redhat.com/show_bug.cgi?id=2212282
+bug-debian: https://bugs.debian.org/1041112
+bug-debian-security: https://security-tracker.debian.org/tracker/CVE-2023-32627
+
+Upstream: https://sourceforge.net/p/sox/bugs/369/
+Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
+---
+ src/voc.c | 5 +++++
+ 1 file changed, 5 insertions(+)
+
+diff --git a/src/voc.c b/src/voc.c
+index 0ca07f94..d8b982c5 100644
+--- a/src/voc.c
++++ b/src/voc.c
+@@ -353,6 +353,11 @@ static size_t read_samples(sox_format_t * ft, sox_sample_t * buf,
+             v->block_remaining = 0;
+             return done;
+           }
++          if(uc == 0) {
++            lsx_fail_errno(ft, EINVAL, "invalid rate value");
++            v->block_remaining = 0;
++            return done;
++          }
+           *buf = SOX_UNSIGNED_8BIT_TO_SAMPLE(uc,);
+           lsx_adpcm_init(&v->adpcm, 6 - v->size, SOX_SAMPLE_TO_SIGNED_16BIT(*buf, ft->clips));
+           ++buf;
+-- 
+2.49.0
+

package/sox/sox.mk

@@ -84,6 +84,11 @@ SOX_IGNORE_CVES += CVE-2022-31650 CVE-2023-26590
 # due to the change of CPE ID to sox_project:sox in the NVD database
 SOX_IGNORE_CVES += CVE-2022-31651
 
+# 0011-CVE-2023-32627-Filter-null-sampling-rate-in-VOC-code.patch
+# This entry is NOT stale, those CVEs are not reported by pkg-stats
+# due to the change of CPE ID to sox_project:sox in the NVD database
+SOX_IGNORE_CVES += CVE-2023-32627
+
 SOX_CONF_OPTS = \
 	--with-distro="Buildroot" \
 	--disable-stack-protector