Linux Kernel up to 2.6.13 namei.c CONFIG_AUDITSYSCALL resource management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.2$0-$5k0.00

A vulnerability classified as critical has been found in Linux Kernel (Operating System). Affected is an unknown functionality of the file namei.c. The manipulation of the argument CONFIG_AUDITSYSCALL with an unknown input leads to a resource management vulnerability. CWE is classifying the issue as CWE-399. This is going to have an impact on availability. CVE summarizes:

Memory leak in the request_key_auth_destroy function in request_key_auth in Linux kernel 2.6.10 up to 2.6.13 allows local users to cause a denial of service (memory consumption) via a large number of authorization token keys.

The bug was discovered 10/12/2005. The weakness was published 10/12/2005 by Robert Derr with Redhat (Website). The advisory is shared for download at kernel.org. This vulnerability is traded as CVE-2005-3119 since 10/03/2005. The attack can only be done within the local network. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 292 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 21967 (CentOS 4 : kernel (CESA-2005:808)), 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 115292 (Linux Kernel Multiple Memory Leak Local Denial of Service Vulnerabilities).

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at kernel.org. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published 3 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (22578) and Tenable (21967). Similar entries are available at 1799, 26540, 26539 and 26532.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
ATT&CK: Unknown

Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 21967
Nessus Name: CentOS 4 : kernel (CESA-2005:808)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Patch: kernel.org

Timelineinfo

12/24/2004 🔍
10/03/2005 +283 days 🔍
10/11/2005 +8 days 🔍
10/11/2005 +0 days 🔍
10/12/2005 +1 days 🔍
10/12/2005 +0 days 🔍
10/12/2005 +0 days 🔍
10/12/2005 +0 days 🔍
10/27/2005 +15 days 🔍
10/31/2005 +4 days 🔍
07/05/2006 +247 days 🔍
07/04/2019 +4747 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: kernel.org
Researcher: Robert Derr
Organization: Redhat
Status: Not defined
Confirmation: 🔍

CVE: CVE-2005-3119 (🔍)
OVAL: 🔍

X-Force: 22578
Vulnerability Center: 9507 - Linux kernel <2.6.14 Local DoS via Memory Leak in request_key_auth_destroy, Low
SecurityFocus: 15076 - Linux Kernel Multiple Memory Leak Local Denial Of Service Vulnerabilities
Secunia: 17114 - Linux Kernel Potential Denial of Service and Information Disclosure, Less Critical
OSVDB: 19923 - CVE-2005-3119 - Linux - Kernel - Denial-Of-Service Issue

See also: 🔍

Entryinfo

Created: 10/12/2005 14:57
Updated: 07/04/2019 17:23
Changes: 10/12/2005 14:57 (89), 07/04/2019 17:23 (4)
Complete: 🔍

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