VDB-113901 · CVE-2017-18204 · BID 103183

Linux Kernel up to 4.14.1 fs/ocfs2/file.c ocfs2_setattr DIO Request resource management

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability was found in Linux Kernel up to 4.14.1 (Operating System). It has been classified as problematic. This affects the function ocfs2_setattr of the file fs/ocfs2/file.c. The manipulation as part of a DIO Request leads to a resource management vulnerability. CWE is classifying the issue as CWE-399. This is going to have an impact on availability.

The bug was discovered 11/15/2017. The weakness was released 02/27/2018 by Alex (Website). The advisory is shared at git.kernel.org. This vulnerability is uniquely identified as CVE-2017-18204 since 02/27/2018. The exploitability is told to be easy. 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 104 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 108748 (SUSE SLES12 Security Update : kernel (SUSE-SU-2018:0848-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 157913 (Oracle Enterprise Linux Security Update for Unbreakable Enterprise kernel (ELSA-2019-4532)).

Upgrading to version 4.14.2 eliminates this vulnerability. A possible mitigation has been published 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (108748). Entries connected to this vulnerability are available at 112680, 112681, 112682 and 112683.







CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍



VulDB Base Score: 🔍
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Class: Resource management
CWE: CWE-399 / CWE-404
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Nessus ID: 108748
Nessus Name: SUSE SLES12 Security Update : kernel (SUSE-SU-2018:0848-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 61945
OpenVAS Name: Ubuntu Update for linux-aws USN-3619-2
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Kernel 4.14.2
Patch: git.kernel.org


11/15/2017 🔍
02/27/2018 +104 days 🔍
02/27/2018 +0 days 🔍
02/27/2018 +0 days 🔍
02/27/2018 +0 days 🔍
02/28/2018 +1 days 🔍
03/29/2018 +29 days 🔍
03/30/2018 +1 days 🔍
02/16/2023 +1784 days 🔍


Vendor: kernel.org

Advisory: 28f5a8a7c033cbf3e32277f4cc9c6afd74f05300
Researcher: Alex
Status: Confirmed

CVE: CVE-2017-18204 (🔍)
SecurityFocus: 103183 - Linux Kernel 'fs/ocfs2/file.c' Local Denial of Service Vulnerability

See also: 🔍


Created: 02/28/2018 08:07 AM
Updated: 02/16/2023 07:57 AM
Changes: 02/28/2018 08:07 AM (80), 01/09/2020 09:16 AM (5), 02/16/2023 07:52 AM (5), 02/16/2023 07:57 AM (1)
Complete: 🔍


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