PT-2025-37634 · Linux+1 · Linux Kernel+1

Published 2025-09-15 · Updated 2026-04-20 · CVE-2022-50332

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Linux kernel versions 6.0.3

Description A flaw exists in the Linux kernel related to the handling of PCI devices and simple framebuffer devices. Specifically, the sysfb disable() function was not being called before removing PCI devices, leading to interference between drivers and undefined behavior. This issue manifested as reported modesetting errors, including RCU (Read-Copy-Update) stalls. The problem was introduced by commit 5e0137612430 and does not exist in the mainline branch.

Recommendations Update to a newer version of the Linux kernel that includes the fix for this issue.

Exploit

Fix

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

BDU:2026-05934

CVE-2022-50332

Affected Products

Astra Linux

Linux Kernel

References · 16

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50332.json · Exploit
• https://git.kernel.org/stable/c/25a6688f27ff54f97adf7cce1d7e18c38bf51eb4 · Patch
• https://osv.dev/vulnerability/ROOT-OS-UBUNTU-2204-CVE-2022-50332 · Vendor Advisory
• https://osv.dev/vulnerability/ROOT-OS-UBUNTU-2404-CVE-2022-50332 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-50332 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-50332 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-50332 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2022-50332 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-50332 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-50332 · Security Note
• https://bdu.fstec.ru/vul/2026-05934 · Security Note
• https://osv.dev/vulnerability/CVE-2022-50332 · Vendor Advisory
• https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git · Note
• https://twitter.com/CVEnew/status/1967608533383610617 · Twitter Post
• https://git.kernel.org/linus/25a6688f27ff54f97adf7cce1d7e18c38bf51eb4 · Note