CVE-2025-21765
ipv6: use RCU protection in ip6_default_advmss()
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Feb 27, 2025 |
| Last Updated | May 12, 2026 |
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Affected Versions
Linux / Linux
5578689a4e3c04f2d43ea39736fd3fa396d80c6e < 78ad057472d8c76e0602402269222f9f9c698790 5578689a4e3c04f2d43ea39736fd3fa396d80c6e < d02f30d220ef9511568a48dba8a9004c65f8d904 5578689a4e3c04f2d43ea39736fd3fa396d80c6e < 28de355b63ad42309ed5a03ee7c436c90512265b 5578689a4e3c04f2d43ea39736fd3fa396d80c6e < 84212387caadb211cd9dadd6fd5563bd37dc1f5e 5578689a4e3c04f2d43ea39736fd3fa396d80c6e < 4176a68b0db8fc74ac14fcd00ba8231371051dc2 5578689a4e3c04f2d43ea39736fd3fa396d80c6e < 713a40c892f40300d63691d9f85b2a23b48fe1e8 5578689a4e3c04f2d43ea39736fd3fa396d80c6e < 550ed693f47370502a71b85382e7f9e6417300b8 5578689a4e3c04f2d43ea39736fd3fa396d80c6e < 3c8ffcd248da34fc41e52a46e51505900115fc2a
Linux / Linux
2.6.26
References
git.kernel.org: https://git.kernel.org/stable/c/78ad057472d8c76e0602402269222f9f9c698790 git.kernel.org: https://git.kernel.org/stable/c/d02f30d220ef9511568a48dba8a9004c65f8d904 git.kernel.org: https://git.kernel.org/stable/c/28de355b63ad42309ed5a03ee7c436c90512265b git.kernel.org: https://git.kernel.org/stable/c/84212387caadb211cd9dadd6fd5563bd37dc1f5e git.kernel.org: https://git.kernel.org/stable/c/4176a68b0db8fc74ac14fcd00ba8231371051dc2 git.kernel.org: https://git.kernel.org/stable/c/713a40c892f40300d63691d9f85b2a23b48fe1e8 git.kernel.org: https://git.kernel.org/stable/c/550ed693f47370502a71b85382e7f9e6417300b8 git.kernel.org: https://git.kernel.org/stable/c/3c8ffcd248da34fc41e52a46e51505900115fc2a lists.debian.org: https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html lists.debian.org: https://lists.debian.org/debian-lts-announce/2025/03/msg00028.html cert-portal.siemens.com: https://cert-portal.siemens.com/productcert/html/ssa-265688.html cert-portal.siemens.com: https://cert-portal.siemens.com/productcert/html/ssa-082556.html