Vulnerability Description
The IPv6 implementation in the Linux kernel before 6.3 has a net/ipv6/route.c max_size threshold that can be consumed easily, e.g., leading to a denial of service (network is unreachable errors) when IPv6 packets are sent in a loop via a raw socket.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 6.3 |
Related Weaknesses (CWE)
References
- https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3Mailing ListPatch
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=af6Mailing ListPatch
- https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3Mailing ListPatch
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=af6Mailing ListPatch
- https://lists.debian.org/debian-lts-announce/2024/06/msg00016.html
- https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html
- https://security.netapp.com/advisory/ntap-20240816-0005/
FAQ
What is CVE-2023-52340?
CVE-2023-52340 is a vulnerability with a CVSS score of 7.5 (HIGH). The IPv6 implementation in the Linux kernel before 6.3 has a net/ipv6/route.c max_size threshold that can be consumed easily, e.g., leading to a denial of service (network is unreachable errors) when ...
How severe is CVE-2023-52340?
CVE-2023-52340 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-52340?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.