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Oracle Linux: (CVE-2023-3161) ELSA-2023-12688: Unbreakable Enterprise kernel security update

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Oracle Linux: (CVE-2023-3161) ELSA-2023-12688: Unbreakable Enterprise kernel security update

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
06/12/2023
Created
08/02/2023
Added
08/01/2023
Modified
08/01/2023

Description

A flaw was found in the Framebuffer Console (fbcon) in the Linux Kernel. When providing font->width and font->height greater than 32 to fbcon_set_font, since there are no checks in place, a shift-out-of-bounds occurs leading to undefined behavior and possible denial of service.

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-2023-12688
  • CVE-2023-3161

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