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[Bug libc/12492] dl: RELRO handling crashes when PaX kernel enforces MPROTECT restrictions
- From: "kees at outflux dot net" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sources dot redhat dot com
- Date: Fri, 18 Feb 2011 17:08:36 +0000
- Subject: [Bug libc/12492] dl: RELRO handling crashes when PaX kernel enforces MPROTECT restrictions
- Auto-submitted: auto-generated
- References: <bug-12492-131@http.sourceware.org/bugzilla/>
http://sourceware.org/bugzilla/show_bug.cgi?id=12492
Kees Cook <kees at outflux dot net> changed:
What |Removed |Added
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CC| |kees at outflux dot net
--- Comment #8 from Kees Cook <kees at outflux dot net> 2011-02-18 17:08:11 UTC ---
The stock Linux kernel can fail the mprotect call. The LSM mediates this
routine. Even SELinux has hooks to reject certain calls. It seems prudent to
check the return code since LSMs are being improved/changed all the time.
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