CVE-2026-89469
kernel: power: supply: lp8727: fix use-after-free in lp8727_release_irq()
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · September 11, 2026
Updated · September 29, 2026
Description
A flaw was found in the Linux kernel's lp8727 power supply driver. A race condition can occur during the release of an interrupt request (IRQ), where a delayed work item might be re-armed after the associated memory has been freed. This can lead to a use-after-free vulnerability, potentially causing memory corruption and system instability.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-825 · Expired Pointer Dereference