CVE-2025-21955

In the Linux kernel, the following vulnerability has been resolved: ksmbd: prevent connection release during oplock break notification ksmbd_work could be freed when after connection release. Increment r_count of ksmbd_conn to indicate that requests are not finished yet and to not release the connection.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/09aeab68033161cb54f194da93e51a11aee6144b	Patch
https://git.kernel.org/stable/c/3aa660c059240e0c795217182cf7df32909dd917	Patch
https://git.kernel.org/stable/c/a4261bbc33fbf99b99c80aa3a2c5097611802980	Patch
https://git.kernel.org/stable/c/f17d1c63a76b0fe8e9c78023a86507a3a6d62cfa	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:6.14:rc1::::::
	cpe:2.3:o:linux:linux_kernel:6.14:rc2::::::
	cpe:2.3:o:linux:linux_kernel:6.14:rc3::::::
	cpe:2.3:o:linux:linux_kernel:6.14:rc4::::::
	cpe:2.3:o:linux:linux_kernel:6.14:rc5::::::
	cpe:2.3:o:linux:linux_kernel:6.14:rc6::::::

History

No history.

Information

Published : 2025-04-01 16:15

Updated : 2025-10-31 18:20

NVD link : CVE-2025-21955

Mitre link : CVE-2025-21955

CVE.ORG link : CVE-2025-21955

JSON object : View

Products Affected

linux

linux_kernel

CWE

NVD-CWE-noinfo

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