Linux Kernel 3.18.1 iso9660 Image init_rock_state resource management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability has been found in Linux Kernel 3.18.1 (Operating System) and classified as problematic. Affected by this vulnerability is the function init_rock_state of the component iso9660 Image Handler. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect availability.

The weakness was published 12/26/2014 by Prasad J Pandit as confirmed git commit (GIT Repository). The advisory is shared at This vulnerability is known as CVE-2014-9420 since 12/25/2014. 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 scanner Nessus provides a plugin with the ID 84346 (CentOS 7 : kernel (CESA-2015:1137)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 167678 (SUSE Enterprise Linux Security update for Linux kernel (SUSE-SU-2015:0652-1)).

Applying a patch is able to eliminate this problem. The bugfix is ready for download at

The vulnerability is also documented in the databases at SecurityFocus (BID 71717), X-Force (99588), Secunia (SA62801), SecurityTracker (ID 1031456) and Vulnerability Center (SBV-47813). Similar entries are available at 10840, 12213, 13142 and 67533.





CPE 2.3infoedit

CPE 2.2infoedit


VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 5.4

VulDB Base Score: 6.2
VulDB Temp Score: 5.4
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Class: Denial of service
CWE: CWE-399
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Unproven

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Nessus ID: 84346
Nessus Name: CentOS 7 : kernel (CESA-2015:1137)
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OpenVAS ID: 80056
OpenVAS Name: Oracle Linux Local Check: ELSA-2015-3043
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Threat Intelligenceinfoedit

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Recommended: Patch
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12/17/2014 🔍
12/25/2014 +8 days 🔍
12/25/2014 +0 days 🔍
12/25/2014 +0 days 🔍
12/26/2014 +1 days 🔍
12/26/2014 +0 days 🔍
12/28/2014 +2 days 🔍
12/31/2014 +3 days 🔍
02/05/2015 +36 days 🔍
06/24/2015 +139 days 🔍
01/04/2017 +560 days 🔍
06/16/2017 +163 days 🔍



Researcher: Prasad J Pandit
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-9420 (🔍)
SecurityFocus: 71717 - Linux Kernel 'fs/isofs/rock.c' Infinite Loop Denial of Service Vulnerability
Secunia: 62801 - Ubuntu update for kernel, Not Critical
X-Force: 99588 - Linux Kernel rock.c denial of service, Medium Risk
SecurityTracker: 1031456 - Linux Kernel Infinite Loop in Processing iso9660 Images Lets Users Deny Service
Vulnerability Center: 47813 - Linux Kernel <=3.18.1 Local DoS Vulnerability via a Crafted iso9660 Image, Medium

See also: 🔍


Created: 12/31/2014 09:10 PM
Updated: 06/16/2017 04:39 AM
Changes: (10) advisory_person_name advisory_confirm_url source_secunia source_secunia_date source_securityfocus_date source_securityfocus_class source_openvas_id source_openvas_filename source_openvas_title source_openvas_family
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