CVE-2026-96675

LOWCVSS 3.3

Description

alsa-lib through 1.2.16.1 contains a denial of service vulnerability in the multi PCM plugin that fails to validate sparse binding indices before array access. Attackers can supply a malicious ALSA configuration file with sparse bindings to trigger an out-of-bounds array read and assertion failure, causing the application to abort.

Timeline

Published:September 23rd, 2026 4:16 PM

Last modified:September 24th, 2026 9:08 PM

CVSS Scoring

CVSS v3: 3.3 (LOW)

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Weaknesses (CWE)

CWE-129

References & Reports

Advisories, patches, and third-party reports

https://github.com/alsa-project/alsa-lib
https://github.com/alsa-project/alsa-lib/blob/v1.2.16.1/src/pcm/pcm_multi.c#L1122-L1131
https://github.com/alsa-project/alsa-lib/pull/527
https://www.vulncheck.com/advisories/alsa-lib-through-1.2.16.1-denial-of-service-via-pcm-multi

Source: NIST NVD · Data may lag official sources by up to one minute