← Back to browse · API

CVE-2025-21760

Severity
HIGH
CVSS
8.1
EPSS
0.36848
Risk score
45.3
CISA KEV
No
PoC
No
Published
2025-02-27
Modified
2026-08-05
First seen
2026-08-05
Aliases
EUVD-2025-5152, GHSA-WM97-XP23-F4X4
Products
Linux:Linux 1762f7e88eb34f653b4a915be99a102e347dd45e <04e05112f10354ffc3bb6cc796d553bab161594c, Linux:Linux 1762f7e88eb34f653b4a915be99a102e347dd45e <10a1f3fece2f0d23a3a618b72b2b4e6f408ef7d1, Linux:Linux 1762f7e88eb34f653b4a915be99a102e347dd45e <4d576202b90b1b95a7c428a80b536f91b8201bcc, Linux:Linux 1762f7e88eb34f653b4a915be99a102e347dd45e <789230e5a8c1097301afc802e242c79bc8835c67, Linux:Linux 1762f7e88eb34f653b4a915be99a102e347dd45e <a9319d800b5701e7f5e3fa71a5b7c4831fc20d6d, Linux:Linux 1762f7e88eb34f653b4a915be99a102e347dd45e <ae38982f521621c216fc2f5182cd091f4734641d, Linux:Linux 1762f7e88eb34f653b4a915be99a102e347dd45e <e24d225e4cb8cf108bde00b76594499b98f0a74d, Linux:Linux 1762f7e88eb34f653b4a915be99a102e347dd45e <ed6ae1f325d3c43966ec1b62ac1459e2b8e45640, Linux:Linux 2.6.26, Linux:Linux patch: 0, Linux:Linux patch: 5.10.235, Linux:Linux patch: 5.15.179, Linux:Linux patch: 5.4.291, Linux:Linux patch: 6.1.129, Linux:Linux patch: 6.12.16, Linux:Linux patch: 6.13.4, Linux:Linux patch: 6.14, Linux:Linux patch: 6.6.79, linux:linux_kernel
Sources
nvd CVE-2025-21760
euvd EUVD-2025-5152

Description

In the Linux kernel, the following vulnerability has been resolved: ndisc: extend RCU protection in ndisc_send_skb() ndisc_send_skb() can be called without RTNL or RCU held. Acquire rcu_read_lock() earlier, so that we can use dev_net_rcu() and avoid a potential UAF.

References