CVE-2026-43285

kernel: mm/slab: do not access current->mems_allowed_seq if !allow_spin

Loading…

Severity

Unknown

Red Hat Product Security

—

CVSS

Review impact separately from score.

Published · May 8, 2026

Updated · June 28, 2026

Description

A flaw was found in the Linux kernel. An inconsistent lock state within the mm/slab subsystem, specifically when get_from_any_partial() is called in a Non-Maskable Interrupt (NMI) context, can lead to a deadlock. This vulnerability can result in a Denial of Service (DoS) for the affected system.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CWE-833 · Deadlock