CVE Database›Document archive›CVE-2026-45885

CVE-2026-45885

kernel: power: supply: cpcap-battery: 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 cpcap-battery power supply driver. A race condition exists during the removal of the power_supply handle, where an interrupt can fire after the handle is freed but before the interrupt handler is unregistered. This use-after-free vulnerability can lead to system crashes or silent memory corruption, potentially resulting in a denial of service or other unpredictable system behavior.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CWE-364 · Signal Handler Race Condition