https://sourceware.org/bugzilla/show_bug.cgi?id=21310
Bug ID: 21310
Summary: eu-elflint: heap-based buffer overflow in
check_symtab_shndx (elflint.c)
Product: elfutils
Version: unspecified
Status: UNCONFIRMED
Severity: normal
Priority: P2
Component: tools
Assignee: unassigned at sourceware dot org
Reporter: ago at gentoo dot org
CC: elfutils-devel at sourceware dot org
Target Milestone: ---
Created attachment 9944
--> https://sourceware.org/bugzilla/attachment.cgi?id=9944&action=edit
stacktrace
On elfutils-0.168:
# eu-elflint -d $FILE
READ of size 4 at 0x60200000efd0 thread T0
#0 0x4267eb in check_symtab_shndx
/tmp/portage/dev-libs/elfutils-0.168/work/elfutils-0.168/src/elflint.c:1961
Compiled with: gcc-6.3.0
Reproducer:
https://github.com/asarubbo/poc/blob/master/00234-elfutils-heapoverflow-check_symtab_shndx
Stacktrace attached.
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