Linux Kernel up to 5.1.5 kstrndup wcd9335.c wcd9335_codec_enable_dec privilege escalation

A vulnerability classified as critical was found in Linux Kernel up to 5.1.5 (Operating System). Affected by this vulnerability is the function wcd9335_codec_enable_dec of the file sound/soc/codecs/wcd9335.c of the component kstrndup. The manipulation with an unknown input leads to a privilege escalation vulnerability. The CWE definition for the vulnerability is CWE-20. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was released 05/30/2019. This vulnerability is known as CVE-2019-12454 since 05/29/2019. The exploitation appears to be easy. 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 price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 05/30/2019).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Vendor

• Linux

Name

• Kernel

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VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.8

VulDB Base Score: 7.8
VulDB Temp Score: 7.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔒

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Class: Privilege escalation (CWE-20)
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Remediation: 🔍Recommended: no mitigation known

0-Day Time: 🔒

05/29/2019 CVE assigned
05/30/2019 +1 days Advisory disclosed
05/30/2019 +0 days VulDB entry created
05/30/2019 +0 days VulDB last updateVendor: kernel.org
CVE: CVE-2019-12454 (🔒)Created: 05/30/2019 05:24 PM
Complete: 🔍

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