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CVE-2025-68817

critical · 9.8

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbd_tree_connect_put under concurrency Under high concurrency, A tree-connection object (tcon) is freed on a disconnect path while another path still holds a reference and later executes *_put()/write on it.

9.8
CVSS
0.5%
EPSS (exploit prob.)
39th
EPSS percentile
2026-01-13
Published

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

Weaknesses

CWE-416

Affected products

VendorProductAffected versions
linuxlinux_kernel>= 5.15.145, < 5.15.199
linuxlinux_kernel>= 6.1.71, < 6.1.160
linuxlinux_kernel>= 6.6.1, < 6.6.120
linuxlinux_kernel>= 6.7, < 6.12.64
linuxlinux_kernel>= 6.13, < 6.18.3
linuxlinux_kernel6.6
linuxlinux_kernel6.6
linuxlinux_kernel6.6
linuxlinux_kernel6.6

Check a specific version with /api/v1/cve/match.

References

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2025-68817