Medium severity5.5NVD Advisory· Published Sep 5, 2025· Updated Jun 17, 2026

CVE-2025-39720

Description

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Linux/Kernelllm-fuzzy2 versions
(expand)+ 1 more
- (no CPE)
- (no CPE)range: 5.15
osv-coords
pkg:linux/kernel
Range: >= 5.15.0, < 6.6.103

Patches

Vulnerability mechanics

References

git.kernel.org/stable/c/36e010bb865fbaa1202fe9bcce3fd486d6db7606nvdPatch
git.kernel.org/stable/c/89bb430f621124af39bb31763c4a8b504c9651e2nvdPatch
git.kernel.org/stable/c/9a7abce6e8c0e2145b346a6d4abf0d9655e9b0e8nvdPatch
git.kernel.org/stable/c/a1d2bab4d53368a526c97aba92671dd71814f95anvdPatch

News mentions

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cvss	0.358
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000