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Oracle Linux: (CVE-2021-42739) (Multiple Advisories): Unbreakable Enterprise kernel security update

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Oracle Linux: (CVE-2021-42739) (Multiple Advisories): Unbreakable Enterprise kernel security update

Severity
5
CVSS
(AV:L/AC:L/Au:N/C:P/I:P/A:P)
Published
10/20/2021
Created
01/17/2022
Added
01/12/2022
Modified
11/02/2022

Description

A heap-based buffer overflow flaw was found in the Linux kernel FireDTV media card driver, where the user calls the CA_SEND_MSG ioctl. This flaw allows a local user of the host machine to crash the system or escalate privileges on the system. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

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-2022-9969
  • CVE-2021-42739
  • USN-5165-1
  • USN-5207-1
  • USN-5265-1
  • USN-5266-1
  • USN-5267-1
  • USN-5267-2
  • USN-5267-3
  • USN-5268-1
  • USN-5361-1
View more

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