In-depth analysis of TIMA any kernel module authentication bypass vulnerability-vulnerability warning-the black bar safety net

In order to ensure that the Android device in Linux kernel the integrity of the, Samsung introduced a named“lkmauth”function. This function was originally designed to ensure that only the Samsung-approved those that the kernel module can only be loaded into the Linux kernel. TIMA any kernel modul...

TIMA Arbitrary Kernel Module Verification Bypass Vulnerability

Samsung's lkmauth feature suffers from a kernel module verification bypass vulnerability. TIMA Arbitrary Kernel Module Verification Bypass In order to ensure the integrity of the Linux Kernel on Android devices, Samsung has introduced a feature called "lkmauth". This feature is meant to make sure...

CVE-2016-3931

drivers/misc/qseecom.c in the Qualcomm QSEE Communicator driver in Android before 2016-10-05 on Nexus 5X, Nexus 6, Nexus 6P, and Android One devices allows attackers to gain privileges via a crafted application, aka Android internal bug 29157595 and Qualcomm internal bug CR 1036418...

Code injection

drivers/misc/qseecom.c in the Qualcomm QSEE Communicator driver in Android before 2016-10-05 on Nexus 5X, Nexus 6, Nexus 6P, and Android One devices allows attackers to gain privileges via a crafted application, aka Android internal bug 29157595 and Qualcomm internal bug CR 1036418...

CVE-2016-3931

CVE-2016-3931 affects the Qualcomm QSEE Communicator driver (drivers/misc/qseecom.c) in Android. It enables local privilege escalation via a crafted application on Nexus 5X, Nexus 6, Nexus 6P and Android One devices running pre-2016-10-05 builds. The vulnerability stems from the QSEE Communicator...

Android Qualcomm Vulnerability Impacts 60 Percent of Devices

A flaw in mobile chip maker Qualcomm’s mobile processor, used in 60 percent of Android devices, allows attackers to take control over a targeted phone or tablet under specific conditions. Researchers at Duo Labs said the vulnerability is tied to Android’s problem-plagued mediaserver, coupled with...

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...

QSEE - PRDiag* Commands Privilege Escalation

Sources: https://bits-please.blogspot.ca/2016/05/qsee-privilege-escalation-vulnerability.html https://github.com/laginimaineb/cve-2015-6639 Qualcomm's Secure Execution Environment QSEE Privilege Escalation Exploit using PRDiag commands CVE-2015-6639 Proof of Concept:...

QSEE - PRDiag* Commands Privilege Escalation

Exploit for Android platform in category local exploits Sources: https://bits-please.blogspot.ca/2016/05/qsee-privilege-escalation-vulnerability.html https://github.com/laginimaineb/cve-2015-6639 Qualcomm's Secure Execution Environment QSEE Privilege Escalation Exploit using PRDiag commands...

CVE-2015-6647

The Widevine QSEE TrustZone application in Android 5.x before 5.1.1 LMY49F and 6.0 before 2016-01-01 allows attackers to gain privileges via a crafted application that leverages QSEECOM access, aka internal bug 24441554...

CVE-2015-6639

The Widevine QSEE TrustZone application in Android 5.x before 5.1.1 LMY49F and 6.0 before 2016-01-01 allows attackers to gain privileges via a crafted application that leverages QSEECOM access, aka internal bug 24446875...

CVE-2015-6639

The Widevine QSEE TrustZone application in Android 5.x before 5.1.1 LMY49F and 6.0 before 2016-01-01 allows attackers to gain privileges via a crafted application that leverages QSEECOM access, aka internal bug 24446875...

CVE-2015-6647

The Widevine QSEE TrustZone application in Android 5.x before 5.1.1 LMY49F and 6.0 before 2016-01-01 allows attackers to gain privileges via a crafted application that leverages QSEECOM access, aka internal bug 24441554...

CVE-2015-6639

CVE-2015-6639 details: A privilege-escalation in the Widevine QSEE TrustZone app on Android 5.x (before 5.1.1 LMY49F) and 6.0 (before 2016‑01‑01) allows a crafted app with QSEECOM access to gain privileges. Root cause involves trustlet/TrustZone interaction enabling local escalation via the QSEE ...

CVE-2015-6639

The Widevine QSEE TrustZone application in Android 5.x before 5.1.1 LMY49F and 6.0 before 2016-01-01 allows attackers to gain privileges via a crafted application that leverages QSEECOM access, aka internal bug 24446875...

CVE-2015-6647

The Widevine QSEE TrustZone application in Android 5.x before 5.1.1 LMY49F and 6.0 before 2016-01-01 allows attackers to gain privileges via a crafted application that leverages QSEECOM access, aka internal bug 24441554...