Source: git://sourceware.org/git/binutils-gdb.git
MR: 74127
Type: Security Fix
Disposition: Backport from binutils-2_29
ChangeID: 410078b468de6dc1c908342283a6abe5bdf38d54
Description:
Fix heap-buffer overflow bugs caused when dumping debug information from a corrupt binary.
PR binutils/21438
* dwarf.c (process_extended_line_op): Do not assume that the
string extracted from the section is NUL terminated.
(fetch_indirect_string): If the string retrieved from the section
is not NUL terminated, return an error message.
(fetch_indirect_line_string): Likewise.
(fetch_indexed_string): Likewise.
Affects: <= 2.29
Author: Nick Clifton <nickc@redhat.com>
(From OE-Core rev: 1e19e656a97caf61f26ab4f52339b9413d3bb29f)
Signed-off-by: Thiruvadi Rajaraman <trajaraman@mvista.com>
Reviewed-by: Armin Kuster <akuster@mvista.com>
Signed-off-by: Armin Kuster <akuster@mvista.com>
Signed-off-by: Armin Kuster <akuster808@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
b5e7f89850