Linux Kernel 2.6.9 nfs_lock 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

Summaryinfo

A vulnerability has been found in Linux Kernel 2.6.9 and classified as problematic. This vulnerability affects the function nfs_lock. Performing a manipulation results in resource management. This vulnerability is cataloged as CVE-2007-6733. There is no exploit available.

Detailsinfo

A vulnerability classified as critical has been found in Linux Kernel 2.6.9 (Operating System). This affects the function nfs_lock. The manipulation 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. The summary by CVE is:

The nfs_lock function in fs/nfs/file.c in the Linux kernel 2.6.9 does not properly remove POSIX locks on files that are setgid without group-execute permission, which allows local users to cause a denial of service (BUG and system crash) by locking a file on an NFS filesystem and then changing this file s permissions, a related issue to CVE-2010-0727.

The issue has been introduced in 10/19/2004. The weakness was shared 03/16/2010 as Bug 570863 as not defined bug report (Bugzilla). The advisory is shared at bugzilla.redhat.com. This vulnerability is uniquely identified as CVE-2007-6733 since 03/16/2010. An attack has to be approached locally. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 1974 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 46282 (RHEL 5 : kernel (RHSA-2010:0178)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Red Hat Local Security Checks.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Tenable (46282) and Vulnerability Center (SBV-27941†). The entries VDB-50978 and VDB-52211 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 46282
Nessus Name: RHEL 5 : kernel (RHSA-2010:0178)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 850140
OpenVAS Name: SuSE Update for kernel SUSE-SA:2010:036
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/19/2004 🔍
03/16/2010 +1974 days 🔍
03/16/2010 +0 days 🔍
03/16/2010 +0 days 🔍
03/16/2010 +0 days 🔍
05/11/2010 +56 days 🔍
10/28/2010 +170 days 🔍
03/19/2015 +1603 days 🔍
09/05/2021 +2362 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: Bug 570863
Status: Not defined
Confirmation: 🔍

CVE: CVE-2007-6733 (🔍)
GCVE (CVE): GCVE-0-2007-6733
GCVE (VulDB): GCVE-100-52209
Vulnerability Center: 27941 - fs/nfs/file.c in Linux kernel 2.6.9 Local DoS Vulnerability, Low

See also: 🔍

Entryinfo

Created: 03/19/2015 12:22
Updated: 09/05/2021 13:19
Changes: 03/19/2015 12:22 (61), 03/08/2017 21:25 (8), 09/05/2021 13:19 (3)
Complete: 🔍
Cache ID: 216:5E8:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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