CVE-2025-21766

medium

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.

References

https://git.kernel.org/stable/c/ea07480b23225942208f1b754fea1e7ec486d37e

https://git.kernel.org/stable/c/ce3c6165fce0f06305c806696882a3ad4b90e33f

https://git.kernel.org/stable/c/a39f61d212d822b3062d7f70fa0588e50e55664e

https://git.kernel.org/stable/c/9b1766d1ff5fe496aabe9fc5f4e34e53f35c11c4

https://git.kernel.org/stable/c/4583748b65dee4d61bd50a2214715b4237bc152a

https://git.kernel.org/stable/c/139512191bd06f1b496117c76372b2ce372c9a41

Details

Source: Mitre, NVD

Published: 2025-02-27

Updated: 2025-03-13

Risk Information

CVSS v2

Base Score: 4.6

Vector: CVSS2#AV:L/AC:L/Au:S/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H