vulnerability

Huawei EulerOS: CVE-2022-50549: kernel security update

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
Feb 2, 2026
Added
Feb 3, 2026
Modified
Feb 5, 2026

Description

In the Linux kernel dm thin component, there is an ABBA deadlock vulnerability. When concurrent drop cache operations and dm thin worker threads are executed, an ABBA deadlock between shrinker_rwsem and pmd->root_lock may be triggered, causing system hang. Attackers can exploit this vulnerability to cause denial of service.

Solutions

huawei-euleros-2_0_sp13-upgrade-bpftoolhuawei-euleros-2_0_sp13-upgrade-kernelhuawei-euleros-2_0_sp13-upgrade-kernel-abi-stablelistshuawei-euleros-2_0_sp13-upgrade-kernel-toolshuawei-euleros-2_0_sp13-upgrade-kernel-tools-libshuawei-euleros-2_0_sp13-upgrade-python3-perf
Title
NEW

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