CVE-2026-53234

kernel: net: ibm: emac: Fix use-after-free during device removal

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Severity

Unknown

Red Hat Product Security

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CVSS

Review impact separately from score.

Published · June 25, 2026

Updated · June 26, 2026

Description

A flaw was found in the Linux kernel's IBM EMAC network driver. This vulnerability occurs due to incorrect handling of device unregistration during the device removal process. It creates a window where the network stack can attempt to access hardware resources that have already been freed. This could lead to system instability or unexpected system behavior.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CWE-364 · Signal Handler Race Condition