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: prevent possible UAF in ip6_xmit()
AV AC PR UI S C I A CVSS EPSS %ile KEV
L L L N U H H H 7.8 .0088 56.2 —
AFFECTED
Product Versions Fixed
Linux 81d626b00bdba16504eeae9cc891b18e83a9471a – —
Linux 5.15 – 5.15.166
TIMELINE
Aug 21 Reserved by Linux
Sep 4 Published (CNA: Linux)
Aug 4 RESCORED — CVE-2024-44985 (Linux). CVSS 9.8 → 7.8 (NVD).
Description
In the Linux kernel, the following vulnerability has been resolved:
ipv6: prevent possible UAF in ip6_xmit()
If skb_expand_head() returns NULL, skb has been freed
and the associated dst/idev could also have been freed.
We must use rcu_read_lock() to prevent a possible UAF.
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-2024-44985 (Linux). CVSS 9.8 → 7.8 (NVD). |
Affected
Affected products and packages — 2 rows
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| Linux | Linux | — | 81d626b00bdba16504eeae9cc891b18e83a9471a | — |
| Linux | Linux | — | 5.15 | 5.15.166 |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2024-44985 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.