GHSA-7r26-6h4q-5x56MediumCVSS 5.5
In the Linux kernel, the following vulnerability has been resolved: ipv4: use RCU protection in...
🔗 CVE IDs covered (1)
📋 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 (11)
- https://nvd.nist.gov/vuln/detail/CVE-2025-21766
- https://git.kernel.org/stable/c/139512191bd06f1b496117c76372b2ce372c9a41
- https://git.kernel.org/stable/c/4583748b65dee4d61bd50a2214715b4237bc152a
- https://git.kernel.org/stable/c/9b1766d1ff5fe496aabe9fc5f4e34e53f35c11c4
- https://git.kernel.org/stable/c/a39f61d212d822b3062d7f70fa0588e50e55664e
- https://git.kernel.org/stable/c/ea07480b23225942208f1b754fea1e7ec486d37e
- https://git.kernel.org/stable/c/ce3c6165fce0f06305c806696882a3ad4b90e33f
- https://lists.debian.org/debian-lts-announce/2025/03/msg00028.html
- https://cert-portal.siemens.com/productcert/html/ssa-082556.html
- https://cert-portal.siemens.com/productcert/html/ssa-784472.html
- https://github.com/advisories/GHSA-7r26-6h4q-5x56