Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
Linux Linux — ipv6: fix possible UAF in ip6_finish_output2()
AV AC PR UI S C I A CVSS EPSS %ile KEV
L L L N U H H H 7.8 .0071 50.5 —
AFFECTED
Product Versions Fixed
Linux 5796015fa968a3349027a27dcd04c71d95c53ba5 – —
Linux 5.14 – 5.15.166
TIMELINE
Aug 21 Reserved by Linux
Sep 4 Published (CNA: Linux)
Aug 4 RESCORED — CVE-2024-44986 (Linux). CVSS 8.1 → 7.8 (NVD).
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.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
| August 21, 2024 | Reserved | Reserved by Linux |
| September 4, 2024 | Published | Published (CNA: Linux) |
| August 4, 2026 | RESCORED | RESCORED — CVE-2024-44986 (Linux). CVSS 8.1 → 7.8 (NVD). |
Affected
Affected products and packages — 2 rows
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| Linux | Linux | — | 5796015fa968a3349027a27dcd04c71d95c53ba5 | — |
| Linux | Linux | — | 5.14 | 5.15.166 |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2024-44986 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Wednesday, August 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.