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Huawei EulerOS: CVE-2020-25669: kernel security update

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Huawei EulerOS: CVE-2020-25669: kernel security update

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
12/14/2020
Created
03/24/2021
Added
03/24/2021
Modified
06/07/2021

Description

A vulnerability was found in the Linux Kernel where the function sunkbd_reinit having been scheduled by sunkbd_interrupt before sunkbd being freed. Though the dangling pointer is set to NULL in sunkbd_disconnect, there is still an alias in sunkbd_reinit causing Use After Free.

Solution(s)

  • huawei-euleros-2_0_sp5-upgrade-kernel
  • huawei-euleros-2_0_sp5-upgrade-kernel-devel
  • huawei-euleros-2_0_sp5-upgrade-kernel-headers
  • huawei-euleros-2_0_sp5-upgrade-kernel-tools
  • huawei-euleros-2_0_sp5-upgrade-kernel-tools-libs
  • huawei-euleros-2_0_sp5-upgrade-perf
  • huawei-euleros-2_0_sp5-upgrade-python-perf

References

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