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Huawei EulerOS: CVE-2021-20321: kernel security update

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Huawei EulerOS: CVE-2021-20321: kernel security update

Severity
5
CVSS
(AV:L/AC:M/Au:N/C:N/I:N/A:C)
Published
02/18/2022
Created
03/30/2022
Added
03/29/2022
Modified
03/29/2022

Description

A race condition accessing file object in the Linux kernel OverlayFS subsystem was found in the way users do rename in specific way with OverlayFS. A local user could use this flaw to crash the system.

Solution(s)

  • huawei-euleros-2_0_sp8-upgrade-bpftool
  • huawei-euleros-2_0_sp8-upgrade-kernel
  • huawei-euleros-2_0_sp8-upgrade-kernel-devel
  • huawei-euleros-2_0_sp8-upgrade-kernel-headers
  • huawei-euleros-2_0_sp8-upgrade-kernel-tools
  • huawei-euleros-2_0_sp8-upgrade-kernel-tools-libs
  • huawei-euleros-2_0_sp8-upgrade-perf
  • huawei-euleros-2_0_sp8-upgrade-python-perf
  • huawei-euleros-2_0_sp8-upgrade-python3-perf

References

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