CVE-2025-68817

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.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/063cbbc6f595ea36ad146e1b7d2af820894beb21	Patch
https://git.kernel.org/stable/c/21a3d01fc6db5129f81edb0ab7cb94fd758bcbea	Patch
https://git.kernel.org/stable/c/446beed646b2e426dd53d27358365f8678e1dd01	Patch
https://git.kernel.org/stable/c/b39a1833cc4a2755b02603eec3a71a85e9dff926	Patch
https://git.kernel.org/stable/c/d092de8a26c952379ded8e6b0bda31d89befac1a	Patch
https://git.kernel.org/stable/c/d64977495e44855f2b28d8ce56107c963a7a50e4	Patch

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel:6.6:-::::::
	cpe:2.3:o:linux:linux_kernel:6.6:rc5::::::
	cpe:2.3:o:linux:linux_kernel:6.6:rc6::::::
	cpe:2.3:o:linux:linux_kernel:6.6:rc7::::::

History

No history.

Information

Published : 2026-01-13 16:16

Updated : 2026-07-30 06:24

NVD link : CVE-2025-68817

Mitre link : CVE-2025-68817

CVE.ORG link : CVE-2025-68817

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-416

Use After Free

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