Google Android up to 9.0 mkvparser.cc ParseContentEncodingEntry double free

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CVSS Meta Temp Score
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CTI Interest Score
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7.7$5k-$25k0.00

A vulnerability classified as critical was found in Google Android up to 9.0 (Smartphone Operating System). This vulnerability affects the function ParseContentEncodingEntry of the file mkvparser.cc. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-415. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

In ParseContentEncodingEntry of mkvparser.cc, there is a possible double free due to a missing reset of a freed pointer. This could lead to remote code execution with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android. Versions: Android-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1 Android-9. Android ID: A-127702368.

The weakness was published 08/20/2019 (Website). The advisory is available at source.android.com. This vulnerability was named CVE-2019-2126 since 12/10/2018. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 08/01/2020). It is expected to see the exploit prices for this product increasing in the near future.

Applying a patch is able to eliminate this problem.

Similar entries are available at 140406, 140407, 140408 and 140409.

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VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.7

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

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VulDB Base Score: 🔍
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Exploitinginfoedit

Class: Memory corruption (CWE-415)
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍

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Countermeasuresinfoedit

Recommended: Patch
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0-Day Time: 🔍

Timelineinfoedit

12/10/2018 🔍
08/20/2019 +253 days 🔍
08/21/2019 +1 days 🔍
08/01/2020 +346 days 🔍

Sourcesinfoedit

Vendor: https://www.google.com/

Advisory: source.android.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-2126 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfoedit

Created: 08/21/2019 08:20 AM
Updated: 08/01/2020 02:39 PM
Changes: (1) advisory_confirm_url
Complete: 🔍

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