CVE-2026-96675

Published: Sep 23, 2026Modified: Sep 24, 2026Deferred

4.8

Vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:XShow less

Source: disclosure@vulncheck.com (Secondary)

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.

Related CWEs

CWE-129

Improper Validation of Array Index

The product uses untrusted input when calculating or using an array index, but the product does not validate or incorrectly validates the index to ensure the index references a valid position within the array.

References (4)

https://github.com/alsa-project/alsa-lib

Source: disclosure@vulncheck.com

https://github.com/alsa-project/alsa-lib/blob/v1.2.16.1/src/pcm/pcm_multi.c#L1122-L1131

Source: disclosure@vulncheck.com

https://github.com/alsa-project/alsa-lib/pull/527

Source: disclosure@vulncheck.com

https://www.vulncheck.com/advisories/alsa-lib-through-1.2.16.1-denial-of-service-via-pcm-multi

Source: disclosure@vulncheck.com

Timeline

No history available yet.