CVE-2026-96675
alsa-lib through 1.2.16.1 Denial of Service via pcm_multi
CVSS Score
3.3
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-129 |
| Vendor | alsa project |
| Product | alsa-lib |
| Published | Sep 23, 2026 |
Stay Ahead of the Next One
Get instant alerts for alsa project alsa-lib
Be the first to know when new low vulnerabilities affecting alsa project alsa-lib are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
Affected Versions
ALSA Project / alsa-lib
0 ≤ 1.2.16.1
References
github.com: https://github.com/alsa-project/alsa-lib/pull/527 github.com: https://github.com/alsa-project/alsa-lib/blob/v1.2.16.1/src/pcm/pcm_multi.c#L1122-L1131 github.com: https://github.com/alsa-project/alsa-lib vulncheck.com: https://www.vulncheck.com/advisories/alsa-lib-through-1.2.16.1-denial-of-service-via-pcm-multi
Credits
Harsh Raj Singhania