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CVE-2018-5848 In the function wmi_set_ie(), the length validation code does not handle unsigned integer overflow properly

Description

In the function wmi_set_ie(), the length validation code does not handle unsigned integer overflow properly. As a result, a large value of the 'ie_len' argument can cause a buffer overflow in all Android releases from CAF (Android for MSM, Firefox OS for MSM, QRD Android) using the Linux Kernel.

Affected products and versions

Product Affected versions Fixed in
Android for MSM, Firefox OS for MSM, QRD Android Versions not published
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