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9d0e4db4c4
Since Buildroot commit [1] the patches that fixes a security
vulnerability needs to reference the fixed vulnerability.
This patch adds the relevant information to the patches header.
[1] 1167d0ff3d docs/manual: mention CVE trailer
Signed-off-by: Thomas Perale <thomas.perale@mind.be>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
37 lines
1.1 KiB
Diff
37 lines
1.1 KiB
Diff
From ad8ecfbdd9ff184b60600a115247a6aa947d0215 Mon Sep 17 00:00:00 2001
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From: Helmut Grohne <helmut@subdivi.de>
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Date: Sat, 17 May 2025 22:10:00 +0200
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Subject: [PATCH] voc: word width should never be 0 to avoid division by zero
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Bug: https://sourceforge.net/p/sox/bugs/351/
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Bug-Debian: https://bugs.debian.org/1010374
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This patch fixes both CVE-2021-3643 and CVE-2021-23210.
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CVE: CVE-2021-3643
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CVE: CVE-2021-23210
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Upstream: https://sourceforge.net/p/sox/bugs/351/
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Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
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---
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src/voc.c | 4 ++++
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1 file changed, 4 insertions(+)
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diff --git a/src/voc.c b/src/voc.c
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index a75639e9..0ca07f94 100644
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--- a/src/voc.c
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+++ b/src/voc.c
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@@ -625,6 +625,10 @@ static int getblock(sox_format_t * ft)
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v->rate = new_rate_32;
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ft->signal.rate = new_rate_32;
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lsx_readb(ft, &uc);
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+ if (uc <= 1) {
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+ lsx_fail_errno(ft, SOX_EFMT, "2 bits per word required");
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+ return (SOX_EOF);
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+ }
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v->size = uc;
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lsx_readb(ft, &uc);
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if (v->channels != -1 && uc != v->channels) {
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--
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2.49.0
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