Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
CVE-2026-58096
FreeBSD FreeBSD — ppp(8): missing length validation in LcpDecodeConfig()
AV AC PR UI S C I A CVSS EPSS %ile KEV
N L L N U H H H 8.8 .0060 47.0 —
AFFECTED
Product Versions Fixed
FreeBSD 15.1-RELEASE – —
TIMELINE
Jun 29 Reserved by freebsd
Aug 26 Published (CNA: freebsd)
Aug 27 RESCORED — CVE-2026-58096 (FreeBSD). CVSS 9.8 → 8.8 (NVD).
Description
LcpDecodeConfig() did not validate the length of received endpoint discriminator options against the minimum required by RFC 1717. Undersized options would trigger an out-of-bounds write.
A malicious PPP peer can exploit CVE-2026-58095 and CVE-2026-58096 to crash ppp(8) or potentially execute arbitrary code as root.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
| June 29, 2026 | Reserved | Reserved by freebsd |
| August 26, 2026 | Published | Published (CNA: freebsd) |
| August 27, 2026 | RESCORED | RESCORED — CVE-2026-58096 (FreeBSD). CVSS 9.8 → 8.8 (NVD). |
Affected
Affected products and packages — 1 row
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| FreeBSD | FreeBSD | — | 15.1-RELEASE | — |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-58096 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 Sunday, October 4, 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.