CVE-2026-55706

CVE-2026-55706 affects the OpenBSD kernel component sppp_pap_input in sys/net/if_spppsubr.c, where authentication can be bypassed if certain lengths are zero. Affected versions are OpenBSD before the commit 076e2b1. The root cause is input length values being set to zero, enabling bypass of authe...

CVE-2026-55706

sppppapinput in sys/net/ifspppsubr.c in OpenBSD before 076e2b1 allows authentication bypass via certain zero values for lengths...

EUVD-2006-4292

Malware in sbrugna...

FreeBSD sppp buffer overflow

Buffer overflow on synchronous PPP LCP option parsing...

FreeBSD Security Advisory FreeBSD-SA-06:18.ppp [REVISED]

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ============================================================================= FreeBSD-SA-06:08.ppp Security Advisory The FreeBSD Project Topic: Buffer overflow in sppp4 Category: core Module: sysnet Announced: 2006-08-23 Credits: Martin Husemann, Pave...

CVE-2006-4304

Buffer overflow in the sppp driver in FreeBSD 4.11 through 6.1, NetBSD 2.0 through 4.0 beta before 20060823, and OpenBSD 3.8 and 3.9 before 20060902 allows remote attackers to cause a denial of service panic, obtain sensitive information, and possibly execute arbitrary code via crafted Link Contr...

CVE-2006-4304

Buffer overflow in the sppp driver in FreeBSD 4.11 through 6.1, NetBSD 2.0 through 4.0 beta before 20060823, and OpenBSD 3.8 and 3.9 before 20060902 allows remote attackers to cause a denial of service panic, obtain sensitive information, and possibly execute arbitrary code via crafted Link Contr...

CVE-2006-4304

CVE-2006-4304 describes a buffer overflow in the sppp(4) driver (used with PPP implementations such as pppoe/ippp) on FreeBSD 4.11–6.1, NetBSD 2.0–4.0 beta, and OpenBSD 3.8–3.9. The issue arises while processing LCP configuration options, where option lengths aren’t properly validated, allowing a...

CVE-2006-4304

Buffer overflow in the sppp driver in FreeBSD 4.11 through 6.1, NetBSD 2.0 through 4.0 beta before 20060823, and OpenBSD 3.8 and 3.9 before 20060902 allows remote attackers to cause a denial of service panic, obtain sensitive information, and possibly execute arbitrary code via crafted Link Contr...

FreeBSD-SA-06:18.ppp

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ============================================================================= FreeBSD-SA-06:08.ppp Security Advisory The FreeBSD Project Topic: Buffer overflow in sppp4 Category: core Module: sysnet Announced: 2006-08-23 Credits: Martin Husemann, Pave...

sppp -- buffer overflow vulnerability

Problem Description While processing Link Control Protocol LCP configuration options received from the remote host, sppp4 fails to correctly validate option lengths. This may result in data being read or written beyond the allocated kernel memory buffer. Impact An attacker able to send LCP packet...