CVE-2023-3161 - CVE House
Back to Database
Status published Unknown CVE-2023-3161

A flaw was found in the Framebuffer Console (fbcon) in...

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2023-3161

Credits & Attribution

No credits recorded in the NVD database.

Affected Vendor

Affected Software

Linux Kernel (fbcon)
Vulnerable Versions:
Fixed in kernel 6.2-rc7

Timeline

Official Publish: June 12th, 2023
Last Modified: March 11th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.