Jon Oberheide

Analyzing ASLR in Android Ice Cream Sandwich 4.0

When I first saw the release notes for the new Android Ice Cream Sandwich (ICS) platform, I was excited to see that Google mentioned that “Android 4.0 now provides address space layout randomization”. For the uninitiated, ASLR randomizes where various areas of memory (eg. stack, heap, libs, etc) are mapped in the address space of a process. Combined with complementary mitigation techniques such as non-executable memory protection (NX, XN, DEP, W^X, whatever you want to call it), ASLR makes the exploitation of traditional memory corruption vulnerabilities probabilistically difficult.

When Angry Birds Attack: Android Edition

It’s been about six months since I reported a vulnerability in the
Android mobile platform that allowed the unprompted installation of
arbitrary applications with arbitrary permissions on a victim’s device.
While the vulnerability has long been fixed on Android handsets around
the world, I’ve yet to write up any technical details about it, and it’s
unlikely you’ve heard of it unless you were present at our ShmooCon presentation earlier this year. So without further ado, let’s dive into “When Angry Birds attack: Android edition.”

Cybersecurity for your growing business
Cybersecurity for your growing business

Topics

Show all

Authors

Threatpost

InfoSec Insider

Infosec Insider Post

Infosec Insider content is written by a trusted community of Threatpost cybersecurity subject matter experts. Each contribution has a goal of bringing a unique voice to important cybersecurity topics. Content strives to be of the highest quality, objective and non-commercial.

Sponsored

Sponsored Content

Sponsored Content is paid for by an advertiser. Sponsored content is written and edited by members of our sponsor community. This content creates an opportunity for a sponsor to provide insight and commentary from their point-of-view directly to the Threatpost audience. The Threatpost editorial team does not participate in the writing or editing of Sponsored Content.