Google Android Linux Kernel memory corruption

Summaryinfo

A vulnerability was found in Google Android and classified as critical. Affected by this issue is some unknown functionality of the component Linux Kernel. Such manipulation leads to memory corruption. This vulnerability is documented as CVE-2018-12010. The attack needs to be performed locally. There is not any exploit available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Google Android (Smartphone Operating System) (the affected version is unknown). Affected by this issue is an unknown code of the component Linux Kernel. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

In all android releases(Android for MSM, Firefox OS for MSM, QRD Android) from CAF using the linux kernel, Absence of length sanity check may lead to possible stack overflow resulting in memory corruption in trustzone region.

The bug was discovered 01/07/2019. The weakness was released 02/11/2019 (Website). The advisory is shared for download at codeaurora.org. This vulnerability is handled as CVE-2018-12010 since 06/07/2018. The exploitation is known to be easy. The attack needs to be approached locally. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 05/09/2020). It is expected to see the exploit prices for this product increasing in the near future.

The vulnerability was handled as a non-public zero-day exploit for at least 35 days. During that time the estimated underground price was around $25k-$100k.

Applying a patch is able to eliminate this problem.

Entries connected to this vulnerability are available at VDB-130433, VDB-130434, VDB-130435 and VDB-130735. 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

License

• free

Website

• Vendor: https://www.google.com/

CPE 2.3info

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CPE 2.2info

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Entryinfo

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

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