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 — netfilter: nft_set_pipapo: release elements in clone only from destroy path
AV AC PR UI S C I A CVSS EPSS %ile KEV
L L L N U N N H 5.5 .0029 22.0 —
AFFECTED
Product Versions Fixed
Linux 4a6430b99f67842617c7208ca55a411e903ba03a – —
Linux 5.19 – 5.10.214
TIMELINE
Feb 19 Reserved by Linux
Apr 4 Published (CNA: Linux)
Aug 4 RESCORED — CVE-2024-26809 (Linux). CVSS 7.8 → 5.5 (NVD).
Description
In the Linux kernel, the following vulnerability has been resolved:
netfilter: nft_set_pipapo: release elements in clone only from destroy path
Clone already always provides a current view of the lookup table, use it
to destroy the set, otherwise it is possible to destroy elements twice.
This fix requires:
212ed75dc5fb ("netfilter: nf_tables: integrate pipapo into commit protocol")
which came after:
9827a0e6e23b ("netfilter: nft_set_pipapo: release elements in clone from abort path").
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
| February 19, 2024 | Reserved | Reserved by Linux |
| April 4, 2024 | Published | Published (CNA: Linux) |
| August 4, 2026 | RESCORED | RESCORED — CVE-2024-26809 (Linux). CVSS 7.8 → 5.5 (NVD). |
Affected
Affected products and packages — 2 rows
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| Linux | Linux | — | 4a6430b99f67842617c7208ca55a411e903ba03a | — |
| Linux | Linux | — | 5.19 | 5.10.214 |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2024-26809 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.