Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: ipv6: fix possible UAF in ip6_finish_output2() If skb_expand_head() returns NULL, skb has been freed and associated dst/idev could also have been freed. We need to hold rcu_read_lock() to make sure the dst and associated idev are alive.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian | Debian Linux | 11.0 |
| Linux | Linux Kernel | >= 5.4.137, < 5.4.289 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/3574d28caf9a09756ae87ad1ea096c6f47b6101ePatch
- https://git.kernel.org/stable/c/56efc253196751ece1fc535a5b582be127b0578aPatch
- https://git.kernel.org/stable/c/6ab6bf731354a6fdbaa617d1ec194960db61cf3bPatch
- https://git.kernel.org/stable/c/da273b377ae0d9bd255281ed3c2adb228321687bPatch
- https://git.kernel.org/stable/c/e891b36de161fcd96f12ff83667473e5067b9037Patch
- https://lists.debian.org/debian-lts-announce/2025/01/msg00001.htmlMailing ListThird Party Advisory
FAQ
What is CVE-2024-44986?
CVE-2024-44986 is a vulnerability with a CVSS score of 7.8 (HIGH). In the Linux kernel, the following vulnerability has been resolved: ipv6: fix possible UAF in ip6_finish_output2() If skb_expand_head() returns NULL, skb has been freed and associated dst/idev could...
How severe is CVE-2024-44986?
CVE-2024-44986 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-2024-44986?
Check the references section above for vendor advisories and patch information. Affected products include: Debian Debian Linux, Linux Linux Kernel.