CVE-2021-3246
High
Description
A heap buffer overflow vulnerability in msadpcm_decode_block of libsndfile 1.0.30 allows attackers to execute arbitrary code via a crafted WAV file.
SeverityHigh
CVSS8.8
Exploit probability—
Product
Libsndfile
PublishedJul 20, 2021
First seenJul 20, 2021
How to fix
Vendor advisories
- debian.org/security/2021/dsa-4947
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T7LNW4AVDVL3BU3N3KGVFLTYFASBVCIF/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DLUDCEMMPRA3IYYYHVZUOUZXI65FU37V/
- security.gentoo.org/glsa/202309-11
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| libsndfile_project libsndfile | 1.0.30 | — |
| fedoraproject fedora | 33, 34 | — |
| debian debian_linux | 9.0, 10.0 | — |
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