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Oracle Linux: (CVE-2021-29266) (Multiple Advisories): Unbreakable Enterprise kernel-container security update

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Oracle Linux: (CVE-2021-29266) (Multiple Advisories): Unbreakable Enterprise kernel-container security update

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
03/26/2021
Created
05/11/2021
Added
05/10/2021
Modified
06/02/2021

Description

An issue was discovered in the Linux kernel before 5.11.9. drivers/vhost/vdpa.c has a use-after-free because v->config_ctx has an invalid value upon re-opening a character device, aka CID-f6bbf0010ba0.

Solution(s)

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

References

  • ELSA-2021-9221
  • CVE-2021-29266
  • USN-4948-1
  • USN-4949-1

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