Security Advisory SA42365 - Linux Kernel inotify Memory Leak Denial of Service Vulnerability

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Secunia Advisory SA42365

Linux Kernel inotify Memory Leak Denial of Service Vulnerability

Secunia Advisory

SA42365

Release Date

2010-11-24

Last Update

2011-04-11

Popularity

2,303 views

Comments

0 comments

Criticality level

Not critical

Impact

DoS

Where

Local system

Authentication level

This information is available to Secunia VIM customers

Report reliability

This information is available to Secunia VIM customers

Solution Status

Vendor Patch

Systems affected

This information is available to Secunia VIM customers

Approve distribution

This information is available to Secunia VIM customers

Remediation status

Secunia CSI, Secunia PSI

Automated scanning

Secunia CSI, Secunia PSI

Operating System

Linux Kernel 2.6.x

Secunia CVSS Score

This information is available to Secunia VIM Customers

CVE Reference(s)

CVE-2010-4250 CVSS score available to Secunia VIM customers

Description

Vegard Nossum has reported a vulnerability in the Linux Kernel, which can be exploited by malicious, local users to cause a DoS (Denial of Service).

The vulnerability is caused due to a memory leak within the "inotify_init()" system call in fs/notify/inotify/inotify_user.c, which potentially can be exploited to cause an out of memory condition.

Solution
Update to version 2.6.37.

Provided and/or discovered by
Vegard Nossum

Changelog
Further details available to Secunia VIM customers

Original Advisory
http://permalink.gmane.org/gmane.linux.kernel/1067173
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=a2ae4cc9a16e211c8a128ba10d22a85431f093ab

Deep Links
Links available to Secunia VIM customers

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Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com

Subject: Linux Kernel inotify Memory Leak Denial of Service Vulnerability

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Secunia Advisory SA42365

Linux Kernel inotify Memory Leak Denial of Service Vulnerability

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