PT-2025-38421 · Linux+2 · Linux Kernel+2

Published 2022-12-14 · Updated 2025-10-23 · CVE-2022-50404

Positive Technologies (AI Summary)

CVSS v2.0

6.0

Medium

Base vector

AV:L/AC:H/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A memory leak was identified in the fbcon do set font() function within the fbdev subsystem of the Linux kernel. The issue occurs when a buffer is newly allocated by fbcon set font() and is not properly released if fbcon do set font() fails.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Resource Release

Memory Leak

Weakness Enumeration

CWE-404

CWE-401

CWE-212

Related Identifiers

BDU:2026-03778

CVE-2022-50404

OESA-2025-2407

OESA-2025-2408

SUSE-SU-2025:03615-1

SUSE-SU-2025:03628-1

SUSE-SU-2025:3716-1

SUSE-SU-2025:3761-1

Affected Products

Astra Linux

Linux Kernel

Suse

References · 889

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50404.json · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2022-49234 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-22073 · Security Note
• https://git.kernel.org/stable/c/a609bfc1e644a8467cb31945ed1488374ebdc013 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2025-38615 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-21801 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-50404 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-53259 · Security Note
• https://cve.org/CVERecord?id=CVE-2022-50404 · Security Note
• https://git.kernel.org/stable/c/88ec6d11052da527eb9268831e7a9bc5bbad02f6 · Patch
• https://git.kernel.org/stable/c/3c3bfb8586f848317ceba5d777e11204ba3e5758 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2025-39866 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-39752 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-53241 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-53331 · Security Note