{"id":"CVE-2026-89869","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: qcom: iris: use disable_irq() during power-off\n\nThe IRQ is registered as a threaded IRQ.\n\nUsing disable_irq_nosync() in iris_vpu_power_off() does not wait\nfor an…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: qcom: iris: use disable_irq() during power-off\n\nThe IRQ is registered as a threaded IRQ.\n\nUsing disable_irq_nosync() in iris_vpu_power_off() does not wait\nfor an…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= bb8a95aa038e099f5ec82c466e996b006e05abd7 < ff98cd2b8b54cf96bccace2f7b7e4775cdccaf02","Linux >= bb8a95aa038e099f5ec82c466e996b006e05abd7 < d7f34cbaced92069400fc5d71fefe3cb4c748da8","Linux >= bb8a95aa038e099f5ec82c466e996b006e05abd7 < b9c2215bdedc9c532a7e9d57ec49ee1b6381f863","Linux 6.15"],"published":"2026-09-16","updated":"2026-09-16","sourceUpdated":"2026-09-16T11:16:55.050","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-89869","references":[{"url":"https://git.kernel.org/stable/c/b9c2215bdedc9c532a7e9d57ec49ee1b6381f863","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/d7f34cbaced92069400fc5d71fefe3cb4c748da8","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/ff98cd2b8b54cf96bccace2f7b7e4775cdccaf02","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-09-16T10:53:53.988Z","epss":0.00198,"epssPercentile":0.09853,"slug":"CVE-2026-89869","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nmedia: qcom: iris: use disable_irq() during power-off\n\nThe IRQ is registered as a threaded IRQ.\n\nUsing disable_irq_nosync() in iris_vpu_power_off() does not wait\nfor an already queued threaded IRQ handler to complete before\nreturning.\n\nAs a result, a threaded IRQ handler may still run after the VPU has\nbeen powered down and access hardware registers after power-off.\n\nReplace disable_irq_nosync() with disable_irq() so the power-off path\nwaits for any in-flight threaded IRQ handler to complete before\nreturning.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}