PT-2025-25956 · Linux+4 · Linux Kernel+4

Published 2022-07-07 · Updated 2025-08-18 · CVE-2022-50030

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

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

Description The issue is related to buffer overflow crashes in debugfs due to malformed user input. To prevent these crashes, input string lengths are adapted to fit within internal buffers, leaving space for NULL terminators.

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

Exploit

Memory Corruption

RCE

Buffer Overflow

Weakness Enumeration

CWE-787

CWE-20

CWE-120

Related Identifiers

BDU:2026-01523

CESA-2022_7683

CVE-2022-50030

RHSA-2022:7683

RHSA-2022:8267

RHSA-2022_7683

RHSA-2022_8267

RHSA-2024:4447

SUSE-SU-2025:02264-1

SUSE-SU-2025:02308-1

SUSE-SU-2025:02320-1

SUSE-SU-2025:02321-1

SUSE-SU-2025:02322-1

SUSE-SU-2025:02537-1

SUSE-SU-2025:02846-1

SUSE-SU-2025:2264-1

SUSE-SU-2025_02264-1

SUSE-SU-2025_02308-1

SUSE-SU-2025_02537-1

SUSE-SU-2025_02846-1

Affected Products

Astra Linux

Centos

Linux Kernel

Red Hat

Suse

References · 751

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50030.json · Exploit
• https://git.kernel.org/stable/c/c29a4baaad38a332c0ae480cf6d6c5bf75ac1828 · Patch
• https://git.kernel.org/stable/c/2d544e9d19c109dfe34b3dc1253a8b2971abe060 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:02320-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:02846-1 · Vendor Advisory
• https://git.kernel.org/stable/c/927907f1cbb3408cadde637fccfc17bb6b10a87d · Patch
• https://osv.dev/vulnerability/CVE-2022-50030 · Vendor Advisory
• https://git.kernel.org/stable/c/f8191d40aa612981ce897e66cda6a88db8df17bb · Patch
• https://cve.org/CVERecord?id=CVE-2022-50030 · Security Note
• https://bdu.fstec.ru/vul/2026-01523 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2025:02537-1 · Vendor Advisory
• https://git.kernel.org/stable/c/b92506dc51f81741eb26609175ac206c20f06e0a · Patch
• https://ubuntu.com/security/CVE-2022-50030 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2022-50030 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-50030 · Vendor Advisory