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Oracle Linux: (CVE-2020-15436) (Multiple Advisories): kernel security, bug fix, and enhancement update

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Oracle Linux: (CVE-2020-15436) (Multiple Advisories): kernel security, bug fix, and enhancement update

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
11/23/2020
Created
01/11/2021
Added
01/08/2021
Modified
11/23/2022

Description

Use-after-free vulnerability in fs/block_dev.c in the Linux kernel before 5.8 allows local users to gain privileges or cause a denial of service by leveraging improper access to a certain error field.

Solution(s)

  • oracle-linux-upgrade-kernel
  • 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-2021-0336
  • CVE-2020-15436
  • USN-4752-1

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