Google Android up to 9 libAACdec integer overflow

Summaryinfo

A vulnerability was found in Google Android up to 9 and classified as critical. This vulnerability affects unknown code of the component libAACdec. Executing a manipulation can lead to integer overflow. This vulnerability is tracked as CVE-2019-9305. The attack can be launched remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Google Android up to 9 (Smartphone Operating System). This vulnerability affects an unknown code of the component libAACdec. The manipulation with an unknown input leads to a integer overflow vulnerability. The CWE definition for the vulnerability is CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

In libAACdec, there is a possible out of bounds write due to an integer overflow. This could lead to remote code execution with no additional execution privileges needed. User interaction is needed for exploitation. Product: AndroidVersions: Android-10Android ID: A-112661835

The weakness was disclosed 08/20/2019 as Android 10 Security Release Notes as confirmed security bulletin (Website). The advisory is shared for download at source.android.com. This vulnerability was named CVE-2019-9305 since 02/28/2019. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 09/12/2020). It is expected to see the exploit prices for this product increasing in the near future.

Upgrading to version 10 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The entries VDB-142416, VDB-142417, VDB-142418 and VDB-142419 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• Smartphone Operating System

Vendor

• Google

Name

• Android

Version

• 1.0
• 1.1
• 1.5
• 1.6
• 2.0
• 2.0.1
• 2.1
• 2.2
• 2.2.1
• 2.2.2
• 2.2.3
• 2.3
• 2.3.1
• 2.3.2
• 2.3.3
• 2.3.4
• 2.3.5
• 2.3.6
• 2.3.7
• 3.0
• 3.1
• 3.2
• 3.2.1
• 3.2.2
• 3.2.3
• 3.2.4
• 3.2.5
• 3.2.6
• 4.0
• 4.0.1
• 4.0.2
• 4.0.3
• 4.0.4
• 4.1
• 4.1.1
• 4.1.2
• 4.2
• 4.2.1
• 4.2.2
• 4.3
• 4.3.1
• 4.4
• 4.4.1
• 4.4.2
• 4.4.3
• 4.4.4
• 5.0
• 5.0.1
• 5.0.2
• 5.1
• 5.1.1
• 6.0
• 6.0.1
• 7.0
• 7.1
• 7.1.1
• 7.1.2
• 8.0
• 8.1
• 9.0

License

• free

Website

• Vendor: https://www.google.com/

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VulDB is the best source for vulnerability data and more expert information about this specific topic.

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