National Cyber Awareness System

Vulnerability Summary for CVE-2007-1497

Overview

nf_conntrack in netfilter in the Linux kernel before 2.6.20.3 does not set nfctinfo during reassembly of fragmented packets, which leaves the default value as IP_CT_ESTABLISHED and might allow remote attackers to bypass certain rulesets using IPv6 fragments.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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External Source: SECUNIA

Name: 24492

Type: Advisory; Patch Information

Hyperlink:http://secunia.com/advisories/24492

External Source: VUPEN

Name: ADV-2007-0944

Hyperlink:http://www.vupen.com/english/advisories/2007/0944

External Source: BID

Name: 23976

Hyperlink:http://www.securityfocus.com/bid/23976

External Source: REDHAT

Name: RHSA-2007:0347

Hyperlink:http://www.redhat.com/support/errata/RHSA-2007-0347.html

External Source: OSVDB

Name: 33028

Hyperlink:http://www.osvdb.org/33028

External Source: CONFIRM

Name: http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.20.3

Hyperlink:http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.20.3

External Source: DEBIAN

Name: DSA-1289

Hyperlink:http://www.debian.org/security/2007/dsa-1289

External Source: SECUNIA

Name: 25288

Hyperlink:http://secunia.com/advisories/25288

External Source: SECUNIA

Name: 25228

Hyperlink:http://secunia.com/advisories/25228

External Source: OVAL

Name: oval:org.mitre.oval:def:10457

Hyperlink:http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:10457

External Source: UBUNTU

Name: USN-464-1

Hyperlink:http://www.ubuntu.com/usn/usn-464-1

External Source: SUSE

Name: SUSE-SA:2007:043

Hyperlink:http://www.novell.com/linux/security/advisories/2007_43_kernel.html

External Source: MANDRIVA

Name: MDKSA-2007:196

Hyperlink:http://www.mandriva.com/security/advisories?name=MDKSA-2007:196

External Source: MANDRIVA

Name: MDKSA-2007:171

Hyperlink:http://www.mandriva.com/security/advisories?name=MDKSA-2007:171

External Source: SECUNIA

Name: 26620

Hyperlink:http://secunia.com/advisories/26620

External Source: SECUNIA

Name: 25961

Hyperlink:http://secunia.com/advisories/25961

External Source: SECUNIA

Name: 25392

Hyperlink:http://secunia.com/advisories/25392

References to Check Content

Identifier:oval:org.mitre.oval:def:10457

Check System:http://oval.mitre.org/XMLSchema/oval-definitions-5

Hyperlink:http://oval.mitre.org/repository/data/DownloadDefinition?id=oval:org.mitre.oval:def:10457