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[Bug dynamic-link/20105] bad version variable in elf_dynamic_do_Rel() elf/do-rel.h (2.23) causes coredump in dl-machine.h elf_machine_rela()
- From: "jason.vas.dias at gmail dot com" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sourceware dot org
- Date: Mon, 16 May 2016 22:45:06 +0000
- Subject: [Bug dynamic-link/20105] bad version variable in elf_dynamic_do_Rel() elf/do-rel.h (2.23) causes coredump in dl-machine.h elf_machine_rela()
- Auto-submitted: auto-generated
- References: <bug-20105-131 at http dot sourceware dot org/bugzilla/>
https://sourceware.org/bugzilla/show_bug.cgi?id=20105
--- Comment #1 from Jason Vas Dias <jason.vas.dias at gmail dot com> ---
Created attachment 9263
--> https://sourceware.org/bugzilla/attachment.cgi?id=9263&action=edit
patch to elf/do-rel.h that seems to fix the problem
patch to elf/do-rel.h only that checks if map->l_versions is NULL before
accessing it as a versions vector (taking address of map->l_versions[ndx]).
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