CVE-2025-21763
High
Description
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.
SeverityHigh
CVSS7.8
Exploit probability—
Product
Linux Kernel
PublishedFeb 27, 2025
First seenFeb 27, 2025
Weakness typeCWE-416Use after free
How to fix
Update
- linux linux_kernel5.4.291, 5.10.235, 5.15.179, 6.1.129, 6.6.79, 6.12.16, 6.13.4 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 2.6.25 ≤ v < 5.4.291, 5.5 ≤ v < 5.10.235, 5.11 ≤ v < 5.15.179, 5.16 ≤ v < 6.1.129, 6.2 ≤ v < 6.6.79, 6.7 ≤ v < 6.12.16, 6.13 ≤ v < 6.13.4, 6.14 | 5.4.291, 5.10.235, 5.15.179, 6.1.129, 6.6.79, 6.12.16, 6.13.4 |
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