The makefile in the Qualcomm components in Android before 2016-07-05 on Nexus 5 and 7 (2013) devices omits the -fno-strict-overflow option to gcc, which might allow attackers to gain privileges via a crafted application that leverages incorrect compiler optimization of an integer-overflow protection mechanism, aka Android internal bug 28821731 and Qualcomm internal bug CR691916.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Android | * | 6.0.1 (including) | |
| Linux-flo | Ubuntu | trusty | * |
| Linux-flo | Ubuntu | vivid/stable-phone-overlay | * |
| Linux-goldfish | Ubuntu | trusty | * |
| Linux-grouper | Ubuntu | trusty | * |
| Linux-linaro-omap | Ubuntu | precise | * |
| Linux-linaro-shared | Ubuntu | precise | * |
| Linux-linaro-vexpress | Ubuntu | precise | * |
| Linux-lts-quantal | Ubuntu | precise | * |
| Linux-lts-quantal | Ubuntu | precise/esm | * |
| Linux-lts-raring | Ubuntu | precise | * |
| Linux-lts-raring | Ubuntu | precise/esm | * |
| Linux-lts-saucy | Ubuntu | precise | * |
| Linux-lts-saucy | Ubuntu | precise/esm | * |
| Linux-maguro | Ubuntu | trusty | * |
| Linux-mako | Ubuntu | trusty | * |
| Linux-manta | Ubuntu | trusty | * |
| Linux-qcm-msm | Ubuntu | precise | * |