CVE-2025-21765

Summary

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

ipv6: use RCU protection in ip6_default_advmss()

ip6_default_advmss() needs rcu protection to make sure the net structure it reads does not disappear.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux5578689a4e3c04f2d43ea39736fd3fa396d80c6e < 78ad057472d8c76e0602402269222f9f9c698790affected
LinuxLinux5578689a4e3c04f2d43ea39736fd3fa396d80c6e < d02f30d220ef9511568a48dba8a9004c65f8d904affected
LinuxLinux5578689a4e3c04f2d43ea39736fd3fa396d80c6e < 28de355b63ad42309ed5a03ee7c436c90512265baffected
LinuxLinux5578689a4e3c04f2d43ea39736fd3fa396d80c6e < 84212387caadb211cd9dadd6fd5563bd37dc1f5eaffected
LinuxLinux5578689a4e3c04f2d43ea39736fd3fa396d80c6e < 4176a68b0db8fc74ac14fcd00ba8231371051dc2affected
LinuxLinux5578689a4e3c04f2d43ea39736fd3fa396d80c6e < 713a40c892f40300d63691d9f85b2a23b48fe1e8affected
LinuxLinux5578689a4e3c04f2d43ea39736fd3fa396d80c6e < 550ed693f47370502a71b85382e7f9e6417300b8affected
LinuxLinux5578689a4e3c04f2d43ea39736fd3fa396d80c6e < 3c8ffcd248da34fc41e52a46e51505900115fc2aaffected
LinuxLinux2.6.26affected
LinuxLinux0 < 2.6.26unaffected
LinuxLinux5.4.291 <= 5.4.*unaffected
LinuxLinux5.10.235 <= 5.10.*unaffected
LinuxLinux5.15.179 <= 5.15.*unaffected
LinuxLinux6.1.129 <= 6.1.*unaffected
LinuxLinux6.6.79 <= 6.6.*unaffected
LinuxLinux6.12.16 <= 6.12.*unaffected
LinuxLinux6.13.4 <= 6.13.*unaffected
LinuxLinux6.14 <= *unaffected

Weaknesses

ADP Enrichment

CVE Program Container

Additional References

Additional References

References