CVE-2022-49127

In the Linux kernel, the following vulnerability has been resolved: ref_tracker: implement use-after-free detection Whenever ref_tracker_dir_init() is called, mark the struct ref_tracker_dir as dead. Test the dead status from ref_tracker_alloc() and ref_tracker_free() This should detect buggy dev_put()/dev_hold() happening too late in netdevice dismantle process.

Score

CVSS 3.1 7.8 High

Status

Modified - 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Published

2025-02-26

Last modified

2026-08-05

Weaknesses

CWE-416

Affected products

• Linux Kernel (Linux)

References

• https://git.kernel.org/stable/c/3743c9de303fa36c2e2ca2522ab280c52bcafbd2
• https://git.kernel.org/stable/c/e3ececfe668facd87d920b608349a32607060e66