[CVE-2026-58096] LcpDecodeConfig() did not validate the length of received endpoint discriminator options against the…

Descripción técnica

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.

Puntuación CVSS

Score: 9.8/10 — Severidad: CRITICAL — Estado NIST: Awaiting Analysis

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Debilidades (CWE)

CWE-130, CWE-787

Fuente oficial

Publicado en NIST NVD.