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CVE-2026-89869

media: qcom: iris: use disable_irq() during power-off PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: media: qcom: iris: use disable_irq() during power-off The IRQ is registered as a threaded IRQ. Using disable_irq_nosync() in iris_vpu_power_off() does not wait for an already queued threaded IRQ handler to complete before returning. As a result, a threaded IRQ handler may still run after the VPU has been powered down and access hardware registers after power-off. Replace disable_irq_nosync() with disable_irq() so the power-off path waits for any in-flight threaded IRQ handler to complete before returning.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected bb8a95aa038e099f5ec82c466e996b006e05abd7 before ff98cd2b8b54cf96bccace2f7b7e4775cdccaf02; affected bb8a95aa038e099f5ec82c466e996b006e05abd7 before d7f34cbaced92069400fc5d71fefe3cb4c748da8; affected bb8a95aa038e099f5ec82c466e996b006e05abd7 before b9c2215bdedc9c532a7e9d57ec49ee1b6381f863
Linux / Linuxaffected 6.15; unaffected 0 before 6.15; unaffected 6.18.51 through 6.18.*; unaffected 7.2.5 through 7.2.*; unaffected 7.3 through *

CWE

No CWE identifiers supplied.

References