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[Bug libc/12492] dl: RELRO handling crashes when PaX kernel enforces MPROTECT restrictions
- From: "pageexec at freemail dot hu" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sources dot redhat dot com
- Date: Fri, 18 Feb 2011 19:43:22 +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
--- Comment #9 from PaX Team <pageexec at freemail dot hu> 2011-02-18 19:43:01 UTC ---
since this bug affects any kernel, including those of your own employer, it
will stay open until it gets fixed. it's also obvious that failing the second
mprotect in the same block of code means you've left ld.so's RELRO region
writable and that's a security bug itself so you'd better check its return
value as well and ask for a CVE.
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