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CVE-2023-3161

CVSS 5.5v3.1pub. 2023-06-12upd. 2025-03-11

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.

CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

  • Fedora Project Fedora

    OS
    Fedoraproject
    38

  • Linux Kernel

    OS
    Linux
    6.2< 6.2

  • Red Hat Enterprise Linux

    OS
    Redhat
    8.09.0
🔵
CHECK WITH VENDOR
No clear patch data available. Check vendor references.
Tags
DoSMemory
CWE
References

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