Kernel Address Information Disclosure Vulnerability in Android Devices

CVE-2017-9681 · MEDIUM Severity

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

In Android before 2017-08-05 on Qualcomm MSM, Firefox OS for MSM, QRD Android, and all Android releases from CAF using the Linux kernel, if kernel memory address is passed from userspace through iris_vidioc_s_ext_ctrls ioctl, it will print kernel address data. A user could set it to an arbitrary kernel address, hence information disclosure (for kernel) could occur.

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