Thomas Perale
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>
43 lines
1.2 KiB
Diff
43 lines
1.2 KiB
Diff
From 54455f59305d9ce94cc73100bc2dd542865fed4b 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 22:33:16 +0200
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Subject: [PATCH] hcom: validate dictsize
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Bug: https://sourceforge.net/p/sox/bugs/350/
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Bug: https://sourceforge.net/p/sox/bugs/352/
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Bug-Debian: https://bugs.debian.org/1021133
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Bug-Debian: https://bugs.debian.org/1021134
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This patch fixes both CVE-2021-23159 and CVE-2021-23172.
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CVE: CVE-2021-23159
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CVE: CVE-2021-23172
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CVE: CVE-2023-34318
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CVE: CVE-2023-34432
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Upstream: https://sourceforge.net/p/sox/bugs/350/
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Upstream: https://sourceforge.net/p/sox/bugs/352/
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Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
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---
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src/hcom.c | 5 +++++
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1 file changed, 5 insertions(+)
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diff --git a/src/hcom.c b/src/hcom.c
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index 594c8706..9e8b03c6 100644
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--- a/src/hcom.c
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+++ b/src/hcom.c
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@@ -141,6 +141,11 @@ static int startread(sox_format_t * ft)
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return (SOX_EOF);
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}
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lsx_readw(ft, &dictsize);
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+ if (dictsize == 0 || dictsize > 511)
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+ {
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+ lsx_fail_errno(ft, SOX_EHDR, "Implausible dictionary size in HCOM header");
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+ return SOX_EOF;
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+ }
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/* Translate to sox parameters */
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ft->encoding.encoding = SOX_ENCODING_HCOM;
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--
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2.49.0
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