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Red Hat: CVE-2023-3567: kernel: use after free in vcs_read in drivers/tty/vt/vc_screen.c due to race (Multiple Advisories)

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Red Hat: CVE-2023-3567: kernel: use after free in vcs_read in drivers/tty/vt/vc_screen.c due to race (Multiple Advisories)

Severity
6
CVSS
(AV:L/AC:L/Au:S/C:C/I:N/A:C)
Published
07/24/2023
Created
01/27/2024
Added
01/26/2024
Modified
05/23/2024

Description

A use-after-free flaw was found in vcs_read in drivers/tty/vt/vc_screen.c in vc_screen in the Linux Kernel. This issue may allow an attacker with local user access to cause a system crash or leak internal kernel information.

Solution(s)

  • redhat-upgrade-kernel
  • redhat-upgrade-kernel-rt

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