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CVE-2018-3574
Description
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.
POC
Reference
- https://support.blackberry.com/kb/articleDetail?language=en_US&articleNumber=000049462
- https://support.blackberry.com/kb/articleDetail?language=en_US&articleNumber=000049462
Github
No PoCs found on GitHub currently.