VYPR
High severity7.8NVD Advisory· Published Feb 27, 2025· Updated Jul 14, 2026

CVE-2025-21764

CVE-2025-21764

Description

In the Linux kernel, the following vulnerability has been resolved:

ndisc: use RCU protection in ndisc_alloc_skb()

ndisc_alloc_skb() can be called without RTNL or RCU being held.

Add RCU protection to avoid possible UAF.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

248

Patches

Vulnerability mechanics

References

12

News mentions

1