CVE-2009-0687

🗓️ 11 Aug 2009 10:00:00Reported by certccType

The pf_test_rule function in OpenBSD Packet Filter (PF), as used in OpenBSD 4.2 through 4.5, NetBSD 5.0 before RC3, MirOS 10 and earlier, and MidnightBSD 0.3-current allows remote attackers to cause a denial of service (panic) via crafted IP packets that trigger a NULL pointer dereference during translation, related to an IPv4 packet with an ICMPv6 payload

Reporter	Title	Published	Views	Family All 4
Circl	CVE-2009-0687	13 Apr 200900:00	–	circl
Cvelist	CVE-2009-0687	11 Aug 200910:00	–	cvelist
NVD	CVE-2009-0687	11 Aug 200910:30	–	nvd
Prion	Null pointer dereference	11 Aug 200910:30	–	prion

NVD

Node

midnightbsd midnightbsdMatch0.3-current

mirbsd mirosRange≤10

netbsd netbsdMatch5.0

openbsd openbsdMatch4.2

openbsd openbsdMatch4.3

openbsd openbsdMatch4.4

openbsd openbsdMatch4.5

Source	Link
exploit-db	www.exploit-db.com/exploits/8581
securityfocus	www.securityfocus.com/archive/1/502634
exchange	www.exchange.xforce.ibmcloud.com/vulnerabilities/49837
vupen	www.vupen.com/english/advisories/2009/1015
helith	www.helith.net/txt/multiple_vendor-PF_null_pointer_dereference.txt
openbsd	www.openbsd.org/errata44.html
exploit-db	www.exploit-db.com/exploits/8406
ftp	www.ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/013_pf.patch
osvdb	www.osvdb.org/53608
openbsd	www.openbsd.org/errata45.html

23 Apr 2026 00:35Current

6.8Medium risk

Vulners AI Score6.8

CVSS 27.8

EPSS0.12891

CWE-399

cve-2009-0687 openbsd pf denial of service null pointer dereference remote attack ip packets