Vulnerability: Unauthorized Cache Maintenance on Insecure ION Buffer in Android Releases

CVE-2018-3574 · LOW Severity

AV:L/AC:L/AU:N/C:N/I:P/A:N

In all android releases (Android for MSM, Firefox OS for MSM, QRD Android) from CAF using the linux kernel, userspace can request ION cache maintenance on a secure ION buffer for which the ION_FLAG_SECURE ion flag is not set and cause the kernel to attempt to perform cache maintenance on memory which does not belong to HLOS.

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