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CVE-2026-45882

kernel: power: supply: pm8916_bms_vm: Fix use-after-free in power_supply_changed()

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Severity

Unknown

Red Hat Product Security

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CVSS

Review impact separately from score.

Published · May 27, 2026

Updated · June 28, 2026

Description

A flaw was found in the Linux kernel's power supply subsystem, specifically in the pm8916_bms_vm driver. A race condition during the deallocation and unregistration of the power_supply handle and its interrupt handler can lead to a use-after-free vulnerability. This allows an interrupt to be processed using a freed or uninitialized power_supply handle. The most important consequence is that this can cause the system to crash or silently corrupt memory.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CWE-364 · Signal Handler Race Condition