VYPR
High severity8.1NVD Advisory· Published Feb 27, 2025· Updated Jul 30, 2026

CVE-2025-21766

CVE-2025-21766

Description

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

ipv4: use RCU protection in __ip_rt_update_pmtu()

__ip_rt_update_pmtu() must use RCU protection to make sure the net structure it reads does not disappear.

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Affected products

174

Patches

Vulnerability mechanics

References

8

News mentions

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