Info

Last Modified

about 1 year ago

Percent Complete

90%

Disclosure

Mar 07, 2007

Discovery

Unknown

Dates

Exploit

Unknown

Solution

Unknown

Description

The Linux Kernel contains a flaw that may allows a remote attacker to bypass certain netfilter rulesets. The issue is due to the 'nf_conntrack' function not copying 'nfctinfo' information resulting in IPv6 fragments are treated as established and could allow an attacker to bypass a ruleset that accepts established packets.

Classification

Location: Remote / Network Access
Attack Type: Infrastructure
Impact: Loss of Integrity
Exploit: Exploit Unknown
Disclosure: OSVDB Verified

Solution

Upgrade to version 2.6.20.3 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Linux	Kernel	2.6.20.3
		2.6.20.2

References

CVE ID: 2007-1497 (see also: NVD)
Secunia Advisory ID: 24492 25228 25392 25961 26620
SCIP VulDB ID: 2979
Related OSVDB ID: 33027
VUPEN Advisory: ADV-2007-0944
Other Advisory URL: http://lists.opensuse.org/opensuse-security-announce/2007-07/msg00005.html
http://www.mandriva.com/security/advisories?name=MDKSA-2007:171
http://www.ubuntu.com/usn/usn-464-1
http://www.us.debian.org/security/2007/dsa-1289
Vendor Specific News/Changelog Entry: http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.20.3

Tools & Filters

	25226 25333 25968 27295 28064

Credit

Unknown or Incomplete

CVSSv2 Score

CVSSv2 Base Score = 5.0
Source: nvd.nist.gov | Generated: 2007-03-19 | Disagree?

Blogs

This product uses the Daylife API but is not endorsed or certified by Daylife.

This section lists the latest news and blogs found via the daylife API (and for older items, the technorati API), which mention or otherwise discuss this vulnerability.

None found at this time

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