Vulnerability Description
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 Score
HIGH
References
- https://git.kernel.org/stable/c/33abb7491e89285a41565670945293dda841afc4
- https://git.kernel.org/stable/c/7dc239edb6d58e01c9ec868565cc03e7adf91747
- https://git.kernel.org/stable/c/89992bda7dfbba7ded2ba4185730453c57fa65bc
- https://git.kernel.org/stable/c/9347588bbd6ad43a85e17046d9c117a41453c52a
- https://git.kernel.org/stable/c/9af6c9203583655cb7ed45e52e14101652b37547
- https://git.kernel.org/stable/c/cd209eb3136e002becbda232e399fa31a2276436
- https://git.kernel.org/stable/c/f86ff9238b0c8284909e073a681a60708b9f36ab
FAQ
What is CVE-2026-89980?
CVE-2026-89980 is a vulnerability with a CVSS score of 8.4 (HIGH). 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->mi...
How severe is CVE-2026-89980?
CVE-2026-89980 has been rated HIGH with a CVSS base score of 8.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-89980?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.