CVE-2022-49822

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix connections leak when tlink setup failed If the tlink setup failed, lost to put the connections, then the module refcnt leak since the cifsd kthread not exit. Also leak the fscache info, and for next mount with fsc, it will print the follow errors: CIFS: Cache volume key already in use (cifs,127.0.0.1:445,TEST) Let's check the result of tlink setup, and do some cleanup.

Score

CVSS 3.1 5.5 Medium

Status

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

Published

2025-05-01

Last modified

2026-06-01

Weaknesses

CWE-401

Affected products

• Linux Kernel (Linux)

References

• https://git.kernel.org/stable/c/0a087842d10b5daa123ee5291e386cdd78413705
• https://git.kernel.org/stable/c/1dcdf5f5b2137185cbdd5385f29949ab3da4f00c
• https://git.kernel.org/stable/c/775d6625f96b26b90b9be9164b855ea2c471c0e5
• https://git.kernel.org/stable/c/a9059e338fc000c0b87d8cf29e93c74fd703212e