CVE-2025-21763

In the Linux kernel, the following vulnerability has been resolved: neighbour: use RCU protection in __neigh_notify() __neigh_notify() can be called without RTNL or RCU protection. Use RCU protection to avoid potential UAF.

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/1cbb2aa90cd3fba15ad7efb5cdda28f3d1082379	Patch
https://git.kernel.org/stable/c/40d8f2f2a373b6c294ffac394d2bb814b572ead1	Patch
https://git.kernel.org/stable/c/559307d25235e24b5424778c7332451b6c741159	Patch
https://git.kernel.org/stable/c/784eb2376270e086f7db136d154b8404edacf97b	Patch
https://git.kernel.org/stable/c/8666e9aab801328c1408a19fbf4070609dc0695a	Patch
https://git.kernel.org/stable/c/becbd5850c03ed33b232083dd66c6e38c0c0e569	Patch
https://git.kernel.org/stable/c/cdd5c2a12ddad8a77ce1838ff9f29aa587de82df	Patch
https://git.kernel.org/stable/c/e1aed6be381bcd7f46d4ca9d7ef0f5f3d6a1be32	Patch
https://lists.debian.org/debian-lts-announce/2025/03/msg00028.html
https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html

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::::::::
	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::::::

History

No history.

Information

Published : 2025-02-27 03:15

Updated : 2025-11-03 20:17

NVD link : CVE-2025-21763

Mitre link : CVE-2025-21763

CVE.ORG link : CVE-2025-21763

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-416

Use After Free

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