vulnerability
Arch Linux: Arbitrary code execution (CVE-2021-3246)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:N/AC:M/Au:N/C:P/I:P/A:P) | Jul 20, 2021 | Jul 11, 2025 | Nov 27, 2025 |
Severity
7
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Published
Jul 20, 2021
Added
Jul 11, 2025
Modified
Nov 27, 2025
Description
A heap buffer overflow vulnerability in msadpcm_decode_block of libsndfile before version 1.1.0 allows attackers to execute arbitrary code via a crafted WAV file.
Solution
arch-linux-upgrade-latest
References
- CVE-2021-3246
- https://attackerkb.com/topics/CVE-2021-3246
- URL-https://github.com/libsndfile/libsndfile/issues/687
- URL-https://lists.debian.org/debian-lts-announce/2021/07/msg00024.html
- URL-https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DLUDCEMMPRA3IYYYHVZUOUZXI65FU37V/
- URL-https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T7LNW4AVDVL3BU3N3KGVFLTYFASBVCIF/
- URL-https://security.gentoo.org/glsa/202309-11
- URL-https://www.debian.org/security/2021/dsa-4947
- CWE-787
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