Linux Kernel 2.6.36.1/2.6.36.2/2.6.36.3/2.6.36.4 inotify_init1 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 was found in Linux Kernel 2.6.36.1/2.6.36.2/2.6.36.3/2.6.36.4 (Operating System). Affected by this vulnerability is the function inotify_init1. The manipulation with an unknown input leads to a resource management vulnerability. The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect availability. The summary by CVE is:

Memory leak in the inotify_init1 function in fs/notify/inotify/inotify_user.c in the Linux kernel before 2.6.37 allows local users to cause a denial of service (memory consumption) via vectors involving failed attempts to create files.

The issue has been introduced in 10/20/2010. The weakness was disclosed 06/21/2012 by Dan Rosenberg (Website). The advisory is shared at github.com. This vulnerability is known as CVE-2010-4250. The exploitation appears to be easy. An attack has to be approached locally. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 610 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 68273 (Oracle Linux 6 : kernel (ELSA-2011-0498)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Oracle Linux Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 155435 (Oracle Enterprise Linux Update for Kernel Security (ELSA-2011-0498)).

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 X-Force (63438) and Tenable (68273). The entries 56652 and 63670 are pretty similar.

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: 6.2
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: 🔍
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NVD Base Score: 🔍

Exploitinginfo

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

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 68273
Nessus Name: Oracle Linux 6 : kernel (ELSA-2011-0498)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 870632
OpenVAS Name: RedHat Update for kernel RHSA-2011:0498-01
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: a2ae4cc9a16e211c8a128ba10d22a85431f093ab

Timelineinfo

10/20/2010 🔍
11/16/2010 +26 days 🔍
11/24/2010 +8 days 🔍
02/14/2011 +82 days 🔍
06/22/2011 +128 days 🔍
06/21/2012 +365 days 🔍
06/21/2012 +0 days 🔍
07/12/2013 +386 days 🔍
03/23/2015 +619 days 🔍
12/05/2021 +2449 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: RHSA-2011:0498
Researcher: Dan Rosenberg
Status: Not defined
Confirmation: 🔍

CVE: CVE-2010-4250 (🔍)
OVAL: 🔍

X-Force: 63438
Vulnerability Center: 31979 - Linux Kernel 2.6.37 and prior Local Denial of Service Vulnerability, Low
SecurityFocus: 46417 - Linux Kernel FSGEOMETRY_V1 IOCTL Local Information Disclosure Vulnerability

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 12/05/2021 08:07
Changes: 03/23/2015 16:50 (64), 03/24/2017 16:10 (10), 12/05/2021 08:07 (9)
Complete: 🔍

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