Linux Kernel 2.6.28.2 inotify_read 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 identified as problematic has been detected in Linux Kernel 2.6.28.2. The impacted element is the function inotify_read. Performing a manipulation results in resource management. This vulnerability is known as CVE-2009-0935. No exploit is available.

Detailsinfo

A vulnerability was found in Linux Kernel 2.6.28.2 (Operating System). It has been classified as critical. This affects the function inotify_read. 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 inotify_read function in the Linux kernel 2.6.27 to 2.6.27.13, 2.6.28 to 2.6.28.2, and 2.6.29-rc3 allows local users to cause a denial of service (OOPS) via a read with an invalid address to an inotify instance, which causes the device s event list mutex to be unlocked twice and prevents proper synchronization of a data structure for the inotify instance.

The issue has been introduced in 12/25/2008. The weakness was published 03/17/2009 (Website). It is possible to read the advisory at securityfocus.com. This vulnerability is uniquely identified as CVE-2009-0935 since 03/17/2009. Attacking locally is a requirement. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 82 days. During that time the estimated underground price was around $5k-$25k.

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 (49331) and SecurityFocus (BID 33624†). Be aware that VulDB is the high quality source for 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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/25/2008 🔍
02/02/2009 +39 days 🔍
03/17/2009 +43 days 🔍
03/17/2009 +0 days 🔍
03/17/2009 +0 days 🔍
03/17/2015 +2191 days 🔍
04/13/2019 +1488 days 🔍

Sourcesinfo

Vendor: kernel.org

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

CVE: CVE-2009-0935 (🔍)
GCVE (CVE): GCVE-0-2009-0935
GCVE (VulDB): GCVE-100-47175
X-Force: 49331
SecurityFocus: 33624 - Linux Kernel 'inotify_read()' Local Denial of Service Vulnerability

Entryinfo

Created: 03/17/2015 23:38
Updated: 04/13/2019 22:03
Changes: 03/17/2015 23:38 (50), 04/13/2019 22:03 (5)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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