CVE-2025-21760

HIGH Year: 2025
CVSS v3 Score
7.8
High
Weakness Type
CWE-416
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Vulnerability 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.

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