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[Bug libdw/23752] Invalid Address Read problem in dwfl_segment_report_module.c when executing ./eu-stack --core=$POC
- From: "mark at klomp dot org" <sourceware-bugzilla at sourceware dot org>
- To: elfutils-devel at sourceware dot org
- Date: Sun, 14 Oct 2018 13:14:47 +0000
- Subject: [Bug libdw/23752] Invalid Address Read problem in dwfl_segment_report_module.c when executing ./eu-stack --core=$POC
- Auto-submitted: auto-generated
- References: <bug-23752-10460@http.sourceware.org/bugzilla/>
https://sourceware.org/bugzilla/show_bug.cgi?id=23752
Mark Wielaard <mark at klomp dot org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |ASSIGNED
Last reconfirmed| |2018-10-14
CC| |mark at klomp dot org
Ever confirmed|0 |1
--- Comment #1 from Mark Wielaard <mark at klomp dot org> ---
Replicated under valgrind:
==13295== Invalid read of size 4
==13295== at 0x50825BD: consider_notes (dwfl_segment_report_module.c:486)
==13295== by 0x50825BD: consider_phdr (dwfl_segment_report_module.c:529)
==13295== by 0x50825BD: dwfl_segment_report_module
(dwfl_segment_report_module.c:590)
==13295== by 0x5086149: dwfl_core_file_report@@ELFUTILS_0.158
(core-file.c:541)
==13295== by 0x4026AB: parse_opt (stack.c:590)
==13295== by 0x58B4EB3: group_parse (argp-parse.c:256)
==13295== by 0x58B4EB3: parser_finalize (argp-parse.c:603)
==13295== by 0x58B4EB3: argp_parse (argp-parse.c:921)
==13295== by 0x401C89: main (stack.c:690)
==13295== Address 0x40b4114 is not stack'd, malloc'd or (recently) free'd
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