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Oracle Linux: (CVE-2020-36557) ELSA-2022-9761: Unbreakable Enterprise kernel security update

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Oracle Linux: (CVE-2020-36557) ELSA-2022-9761: Unbreakable Enterprise kernel security update

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
07/21/2022
Created
09/09/2022
Added
09/07/2022
Modified
09/07/2022

Description

A race condition in the Linux kernel before 5.6.2 between the VT_DISALLOCATE ioctl and closing/opening of ttys could lead to a use-after-free.

Solution(s)

  • oracle-linux-upgrade-kernel-uek
  • oracle-linux-upgrade-kernel-uek-debug
  • oracle-linux-upgrade-kernel-uek-debug-devel
  • oracle-linux-upgrade-kernel-uek-devel
  • oracle-linux-upgrade-kernel-uek-doc
  • oracle-linux-upgrade-kernel-uek-firmware

References

  • ELSA-2022-9761
  • CVE-2020-36557

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