PT-2025-18534 · Linux+1 · Linux Kernel+1

Published 2022-11-11 · Updated 2025-05-02 · CVE-2022-49817

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 (affected versions not specified)

Description A memory leak issue has been identified in the MHI driver of the Linux kernel. The driver registers a network device without setting the needs free netdev flag and fails to call free netdev() when unregistering the network device, resulting in a memory leak. This issue is resolved by calling free netdev() to fix the memory leak, as netdev priv is used after unregistering.

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

Exploit

Memory Leak

Weakness Enumeration

CWE-401

Related Identifiers

BDU:2026-05770

CVE-2022-49817

Affected Products

Astra Linux

Linux Kernel

References · 17

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49817.json · Exploit
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-49817 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-49817 · Security Note
• https://git.kernel.org/stable/c/f7c125bd79f50ec6094761090be81d02726ec6f4 · Patch
• https://osv.dev/vulnerability/CVE-2022-49817 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-49817 · Security Note
• https://git.kernel.org/stable/c/25a270343b0f16e1f6e65f541a15975a35e238ff · Patch
• https://security-tracker.debian.org/tracker/CVE-2022-49817 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-05770 · Security Note
• https://git.kernel.org/stable/c/88da008e5e2f9753726ea5a51ef2eb144e9de927 · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-49817 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-49817 · Vendor Advisory
• https://twitter.com/CVEnew/status/1918014615427879237 · Twitter Post
• https://access.redhat.com/security/cve/cve-2022-49817 · Note
• https://git.kernel.org/linus/f7c125bd79f50ec6094761090be81d02726ec6f4 · Note