Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: Delay put pmc->idev in mld_del_delrec() pmc->idev is still used in ip6_mc_clear_src(), so as mld_clear_delrec() does, the reference should be put after ip6_mc_clear_src() return.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.13, < 5.15.190 |
| Debian | Debian Linux | 11.0 |
References
- https://git.kernel.org/stable/c/5f18e0130194550dff734e155029ae734378b5eaPatch
- https://git.kernel.org/stable/c/6e4eec86fe5f6b3fdbc702d1d36ac2a6e7ec0806Patch
- https://git.kernel.org/stable/c/728db00a14cacb37f36e9382ab5fad55caf890ccPatch
- https://git.kernel.org/stable/c/7929d27c747eafe8fca3eecd74a334503ee4c839Patch
- https://git.kernel.org/stable/c/ae3264a25a4635531264728859dbe9c659fad554Patch
- https://git.kernel.org/stable/c/dcbc346f50a009d8b7f4e330f9f2e22d6442fa26Patch
- https://lists.debian.org/debian-lts-announce/2025/10/msg00008.htmlMailing ListThird Party Advisory
FAQ
What is CVE-2025-38550?
CVE-2025-38550 is a vulnerability with a CVSS score of 7.8 (HIGH). In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: Delay put pmc->idev in mld_del_delrec() pmc->idev is still used in ip6_mc_clear_src(), so as mld_clear_delrec() does,...
How severe is CVE-2025-38550?
CVE-2025-38550 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-38550?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Debian Debian Linux.