Google Android up to 9 libandroidfw out-of-bounds

Summaryinfo

A vulnerability has been found in Google Android up to 9 and classified as critical. This issue affects some unknown processing of the component libandroidfw. This manipulation causes out-of-bounds. This vulnerability appears as CVE-2019-9421. The attack requires local access. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in Google Android up to 9 (Smartphone Operating System) and classified as critical. Affected by this vulnerability is an unknown part of the component libandroidfw. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

In libandroidfw, there is a possible OOB read due to an integer overflow. This could lead to local information disclosure with no additional execution privileges needed. User interaction is needed for exploitation. Product: AndroidVersions: Android-10Android ID: A-111215250

The weakness was presented 08/20/2019 as Android 10 Security Release Notes as confirmed security bulletin (Website). It is possible to read the advisory at source.android.com. This vulnerability is known as CVE-2019-9421 since 02/28/2019. Attacking locally is a requirement. A single authentication is necessary for exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available.

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

See VDB-142416, VDB-142417, VDB-142418 and VDB-142419 for similar entries. Be aware that VulDB is the high quality source for vulnerability data.

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/

CPE 2.3info

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Be aware that VulDB is the high quality source for vulnerability data.

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