Message 328325 - Python tracker

➜

This issue tracker has been migrated to GitHub, and is currently read-only.
For more information, see the GitHub FAQs in the Python's Developer Guide.

Author	izbyshev
Recipients	benjamin.peterson, gregory.p.smith, izbyshev, pitrou, siddhesh, skrah, steve.dower, vstinner
Date	2018-10-23.16:34:29
SpamBayes Score	-1.0
Marked as misclassified	Yes
Message-id	<1540312470.0.0.788709270274.issue33015@psf.upfronthosting.co.za>
In-reply-to

Content
Such casts will also trigger a CFI violation if somebody tries to build Python (and the libc, in this case) with a signature-based CFI [1, 2]. It checks that the compile-time callee signature matches the signature of the actually called function in runtime. [1] https://clang.llvm.org/docs/ControlFlowIntegrity.html [2] https://android-developers.googleblog.com/2018/10/control-flow-integrity-in-android-kernel.html

Such casts will also trigger a CFI violation if somebody tries to build Python (and the libc, in this case) with a signature-based CFI [1, 2]. It checks that the compile-time callee signature matches the signature of the actually called function in runtime. 

[1] https://clang.llvm.org/docs/ControlFlowIntegrity.html
[2] https://android-developers.googleblog.com/2018/10/control-flow-integrity-in-android-kernel.html

History
Date	User	Action	Args
2018-10-23 16:34:30	izbyshev	set	recipients: + izbyshev, gregory.p.smith, pitrou, vstinner, benjamin.peterson, skrah, steve.dower, siddhesh
2018-10-23 16:34:30	izbyshev	set	messageid: <1540312470.0.0.788709270274.issue33015@psf.upfronthosting.co.za>
2018-10-23 16:34:29	izbyshev	link	issue33015 messages
2018-10-23 16:34:29	izbyshev	create