CVE-2025-39720
HIGH severity · CVSS 7.5
7.5CVSS HIGH
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://git.kernel.org/stable/c/36e010bb865fbaa1202fe9bcce3fd486d6db7606 ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/36e010bb865fbaa1202fe9bcce3fd486d6db7606Patch
- https://git.kernel.org/stable/c/89bb430f621124af39bb31763c4a8b504c9651e2Patch
- https://git.kernel.org/stable/c/9a7abce6e8c0e2145b346a6d4abf0d9655e9b0e8Patch
- https://git.kernel.org/stable/c/a1d2bab4d53368a526c97aba92671dd71814f95aPatch