CVE-2025-39720

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix refcount leak causing resource not released When ksmbd_conn_releasing(opinfo->conn) returns true,the refcount was not decremented properly, causing a refcount leak that prevents the count from reaching zero and the memory from being released.

CVSS 3.1

5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS

0.3% chance of exploitation in the next 30 days; higher than 20% of CVEs (scores of 2026-10-25)

Published

2025-09-05

Modified

2026-10-19

Record from

the NVD, synced 2026-10-21

Affected

• linux:linux_kernel

References

• https://git.kernel.org/stable/c/36e010bb865fbaa1202fe9bcce3fd486d6db7606
• https://git.kernel.org/stable/c/89bb430f621124af39bb31763c4a8b504c9651e2
• https://git.kernel.org/stable/c/9a7abce6e8c0e2145b346a6d4abf0d9655e9b0e8
• https://git.kernel.org/stable/c/a1d2bab4d53368a526c97aba92671dd71814f95a

Check your stackJSON