CVE-2025-21765
In the Linux kernel, the following vulnerability has been resolved: ipv6: use RCU protection in ip6_default_advmss() ip6_default_advmss()
CVSS
5.5
Medium
EPSS
0.2%
p12
KEV
—
Exploit Today
4
0-100
Published: Feb 27, 2025 · Last modified: Jul 14, 2026
0.2%EPSS · 30 days0.2%
2026-06-302026-07-17
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.
- git.kernel.orghttps://git.kernel.org/stable/c/28de355b63ad42309ed5a03ee7c436c90512265b
- git.kernel.orghttps://git.kernel.org/stable/c/3c8ffcd248da34fc41e52a46e51505900115fc2a
- git.kernel.orghttps://git.kernel.org/stable/c/4176a68b0db8fc74ac14fcd00ba8231371051dc2
- git.kernel.orghttps://git.kernel.org/stable/c/550ed693f47370502a71b85382e7f9e6417300b8
- git.kernel.orghttps://git.kernel.org/stable/c/713a40c892f40300d63691d9f85b2a23b48fe1e8
- git.kernel.orghttps://git.kernel.org/stable/c/78ad057472d8c76e0602402269222f9f9c698790
- git.kernel.orghttps://git.kernel.org/stable/c/84212387caadb211cd9dadd6fd5563bd37dc1f5e
- git.kernel.orghttps://git.kernel.org/stable/c/d02f30d220ef9511568a48dba8a9004c65f8d904
- lists.debian.orghttps://lists.debian.org/debian-lts-announce/2025/03/msg00028.html
- lists.debian.orghttps://lists.debian.org/debian-lts-announce/2025/05/msg00030.html
- cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-019113.html
- cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-082556.html
- cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-265688.html
No related CVEs by CWE or product.