PT-2025-43075 · Plfxlc+1 · Plfxlc+1

Published 2022-11-28 · Updated 2025-10-22 · CVE-2022-50565

Positive Technologies (AI Summary)

CVSS v2.0

4.6

Medium

Base vector

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

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

Description A memory leak exists in the lf x usb enable rx() function within the plfxlc module related to Wi-Fi functionality. Specifically, urbs are not freed in exception paths within this function, leading to a memory leak. The fix involves adding a kfree() call for urbs within the "error" label of the function.

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

Related Identifiers

BDU:2026-03894

CVE-2022-50565

Affected Products

Linux Kernel

Plfxlc

References · 16

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50565.json · Exploit
• https://cve.org/CVERecord?id=CVE-2022-50565 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-50565 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-50565 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-50565 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-03894 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-50565 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2022-50565 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-50565 · Vendor Advisory
• https://git.kernel.org/stable/c/895b3b06efc285c1245242e9638b9ae251dc13ec · Note
• https://kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.2 · Note
• https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git · Note
• https://git.kernel.org/stable/c/fce7e46273649d9cdcd98d89551975a65f206a14 · Note
• https://git.kernel.org/linus/895b3b06efc285c1245242e9638b9ae251dc13ec · Note
• https://git.kernel.org/stable/c/286464463a05cb4bad80b134e24f8ffaab20bee4 · Note