Vulnerability in Linux
CVE-2026-89980
In the Linux kernel, the following vulnerability has been resolved: ALSA: harmony: initialize locks before requesting IRQ snd_harmony_create() registers the IRQ before initializing h->lock and h->mixer_lock. A pending interrupt can invoke the handler while these locks are uninitialized. Initialize both locks before requesting the IRQ so the handler always sees valid lock state.
CVSS v3 metric
CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Linux — versions 2.6.12
References
Frequently asked questions
- What is CVE-2026-89980?
- CVE-2026-89980 is a high-severity vulnerability in Linux. CVSS score: 8.4/10. Published 2026-09-16.
- How severe is CVE-2026-89980?
- High severity. CVSS v3 base score is 8.4 out of 10.