Linux Kernel up to 4.13.13 tun Subsystem NULL Pointer Dereference denial of service

A vulnerability was found in Linux Kernel up to 4.13.13 (Operating System). It has been rated as problematic. Affected by this issue is some processing of the component tun Subsystem. The manipulation with an unknown input leads to a denial of service vulnerability (NULL Pointer Dereference). Using CWE to declare the problem leads to CWE-476. Impacted is availability.

The weakness was published 05/17/2019. This vulnerability is handled as CVE-2018-7191 since 02/17/2018. Local access is required to approach this attack. The successful exploitation requires a single authentication. The technical details are unknown and an exploit is not available.

Upgrading to version 4.13.14 eliminates this vulnerability.

Vendor

• Linux

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VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.2

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
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Class: Denial of service / NULL Pointer Dereference (CWE-476)
Local: Yes
Remote: No

Availability: ?
Status: Not defined

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Current Price Estimation: ?

Threat Intelligenceinfoedit

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Remediation: ?Recommended: Upgrade
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Upgrade: Kernel 4.13.14

02/17/2018 CVE assigned
05/17/2019 +454 days Advisory disclosed
05/17/2019 +0 days VulDB entry created
05/17/2019 +0 days VulDB last updateCVE: CVE-2018-7191 (?)Created: 05/17/2019 02:58 PM
Complete: ?

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