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package/sox: add fix for CVE-2021-3643 CVE-2021-23210

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This fix is included in Debian's sox package. The CVE is 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>
This commit is contained in:
Thomas Petazzoni
2025-05-18 10:57:09 +02:00
committed by Julien Olivain
parent aea1dd9b20
commit b93b80245d
2 changed files with 39 additions and 0 deletions
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34
package/sox/0006-voc-word-width-should-never-be-0-to-avoid-division-b.patch Normal file
View File

@@ -0,0 +1,34 @@
From ad8ecfbdd9ff184b60600a115247a6aa947d0215 Mon Sep 17 00:00:00 2001
From: Helmut Grohne <helmut@subdivi.de>
Date: Sat, 17 May 2025 22:10:00 +0200
Subject: [PATCH] voc: word width should never be 0 to avoid division by zero
Bug: https://sourceforge.net/p/sox/bugs/351/
Bug-Debian: https://bugs.debian.org/1010374
This patch fixes both CVE-2021-3643 and CVE-2021-23210.
Upstream: https://sourceforge.net/p/sox/bugs/351/
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
---
src/voc.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/src/voc.c b/src/voc.c
index a75639e9..0ca07f94 100644
--- a/src/voc.c
+++ b/src/voc.c
@@ -625,6 +625,10 @@ static int getblock(sox_format_t * ft)
v->rate = new_rate_32;
ft->signal.rate = new_rate_32;
lsx_readb(ft, &uc);
+ if (uc <= 1) {
+ lsx_fail_errno(ft, SOX_EFMT, "2 bits per word required");
+ return (SOX_EOF);
+ }
v->size = uc;
lsx_readb(ft, &uc);
if (v->channels != -1 && uc != v->channels) {
--
2.49.0

5
package/sox/sox.mk
View File

@@ -59,6 +59,11 @@ SOX_IGNORE_CVES += CVE-2019-8357
# sox-14.4.2-44-g7b6a8892
SOX_IGNORE_CVES += CVE-2019-13590
# 0006-voc-word-width-should-never-be-0-to-avoid-division-b.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-2021-3643 CVE-2021-23210
SOX_CONF_OPTS = \
--with-distro="Buildroot" \
--disable-stack-protector