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Oracle Linux: (CVE-2021-3428) (Multiple Advisories): Unbreakable Enterprise kernel-container security update

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Oracle Linux: (CVE-2021-3428) (Multiple Advisories): Unbreakable Enterprise kernel-container security update

Severity
5
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:C)
Published
04/10/2021
Created
05/13/2021
Added
05/11/2021
Modified
11/23/2022

Description

A flaw was found in the Linux kernel. A denial of service problem is identified if an extent tree is corrupted in a crafted ext4 filesystem in fs/ext4/extents.c in ext4_es_cache_extent. Fabricating an integer overflow, A local attacker with a special user privilege may cause a system crash problem which can lead to an availability threat.

Solution(s)

  • oracle-linux-upgrade-kernel-uek
  • oracle-linux-upgrade-kernel-uek-container
  • 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-headers
  • oracle-linux-upgrade-kernel-uek-tools
  • oracle-linux-upgrade-kernel-uek-tools-libs
  • oracle-linux-upgrade-kernel-uek-tools-libs-devel
  • oracle-linux-upgrade-perf
  • oracle-linux-upgrade-python-perf

References

  • ELSA-2021-9223
  • CVE-2021-3428
  • USN-4979-1
  • USN-5137-1
  • USN-5137-2

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