Calling getpidcon for One Way Binder Transactions Returns Wrong Security Context

The servicemanager, keystore and drmserver all use getpidcon function to get the security context of the caller from a binder. When combined with a one way binder transaction this results in getting the security context of the current process which might allow a selinux mac bypass. Recent...

From 0 to TrustZone in the second article: the QSEE mention the right vulnerability and the use of CVE-2 0 1 5-6 6 3 9-a vulnerability warning-the black bar safety net

! In this article, we discuss how to find and exploit a vulnerability, access to Qualcomm secure execution environmentQSEEof the code execute permissions. Related reading From 0 to TrustZone first article: explore the high-pass SEE safe executable environment QSEE attack surface In a previous...