Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: fix potential NULL dereferences in __ioam6_fill_trace_data() We need to check __in6_dev_get() for possible NULL value, as suggested by Yiming Qian. Also add skb_dst_dev_rcu() instead of skb_dst_dev(), and two missing READ_ONCE(). Note that @dev can't be NULL.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.15, < 6.18.24 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/3719c234fa94c37c955b1ecd3742ef280ec135e6Patch
- https://git.kernel.org/stable/c/4198aab6f000b4febb18ea820fea20634dd789c7Patch
- https://git.kernel.org/stable/c/4e65a8b8daa18d63255ec58964dd192c7fdd9f8bPatch
FAQ
What is CVE-2026-43101?
CVE-2026-43101 is a vulnerability with a CVSS score of 7.5 (HIGH). In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: fix potential NULL dereferences in __ioam6_fill_trace_data() We need to check __in6_dev_get() for possible NULL value,...
How severe is CVE-2026-43101?
CVE-2026-43101 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-2026-43101?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.