CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.9	$0-$5k	0.00

A vulnerability was found in Linux Kernel 2.6.11 (Operating System). It has been rated as problematic. Affected by this issue is the function aio_setup_ring. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. CVE summarizes:

The aio_setup_ring function in Linux kernel does not properly initialize a variable, which allows local users to cause a denial of service (crash) via an unspecified error path that causes an incorrect free operation.

The bug was discovered 12/07/2004. The weakness was published 01/30/2007 with Mandriva (Website). The advisory is available at securityfocus.com. This vulnerability is handled as CVE-2006-5754 since 11/06/2006. The exploitation is known to be easy. Local access is required to approach this attack. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 784 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 36838 (CentOS 4 : kernel (CESA-2007:0014)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 115509 (Red Hat Kernel Security Update (RHSA-2007:0014)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 1 days after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (36838). Similar entries are available at 2551, 2589, 2647 and 2661.

Productinfo

Type

• Operating System

Vendor

• Linux

Name

• Kernel

Version

• 2.6.11

License

• open-source

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 5.9

VulDB Base Score: 6.2
VulDB Temp Score: 5.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Nessus ID: 36838
Nessus Name: CentOS 4 : kernel (CESA-2007:0014)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 58357
OpenVAS Name: Debian Security Advisory DSA 1304-1 (kernel-source-2.6.8)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

12/07/2004 🔍
03/02/2005 +85 days 🔍
11/06/2006 +614 days 🔍
01/23/2007 +78 days 🔍
01/30/2007 +7 days 🔍
01/30/2007 +0 days 🔍
01/30/2007 +0 days 🔍
01/31/2007 +1 days 🔍
01/31/2007 +0 days 🔍
02/04/2007 +4 days 🔍
04/23/2009 +809 days 🔍
03/13/2015 +2150 days 🔍
07/14/2019 +1584 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: securityfocus.com⛔
Organization: Mandriva
Status: Not defined
Confirmation: 🔍

CVE: CVE-2006-5754 (🔍)
OVAL: 🔍

Vulnerability Center: 14198 - Linux Kernel aio_setuo_ring Function Local DoS, Medium
SecurityFocus: 22193 - Linux Kernel AIO_Setup_Ring Local Denial of Service Vulnerability
Secunia: 23997 - Red Hat update for kernel, Less Critical
OSVDB: 33029 - CVE-2006-5754 - Linux - Denial of Service Issue

See also: 🔍

Entryinfo

Created: 03/13/2015 10:40
Updated: 07/14/2019 11:38
Changes: 03/13/2015 10:40 (72), 07/14/2019 11:38 (15)
Complete: 🔍

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