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re PR other/86198 (Libbacktrace does not properly work with ".note.gnu.build-id" section) 

libbacktrace/

2018-06-21 Denis Khalikov <d.khalikov@partner.samsung.com>

	PR other/86198
	* elf.c (elf_add): Increase ".note.gnu.build-id" section size
	checking up to 36 bytes.

From-SVN: r261832
This commit is contained in:
Denis Khalikov 2018-06-21 05:42:53 +00:00 committed by Maxim Ostapenko
parent 802743baca
commit 1ac6620a52
2 changed files with 7 additions and 1 deletions
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6
libbacktrace/ChangeLog
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@ -1,3 +1,9 @@
2018-06-21 Denis Khalikov <d.khalikov@partner.samsung.com>
PR other/86198
* elf.c (elf_add): Increase ".note.gnu.build-id" section size
checking up to 36 bytes.
2018-04-24 H.J. Lu <hongjiu.lu@intel.com>
* configure: Regenerated.

2
libbacktrace/elf.c
View File

@ -2868,7 +2868,7 @@ elf_add (struct backtrace_state *state, const char *filename, int descriptor,
if (note->type == NT_GNU_BUILD_ID
&& note->namesz == 4
&& strncmp (note->name, "GNU", 4) == 0
&& shdr->sh_size < 12 + ((note->namesz + 3) & ~ 3) + note->descsz)
&& shdr->sh_size <= 12 + ((note->namesz + 3) & ~ 3) + note->descsz)
{
buildid_data = &note->name[0] + ((note->namesz + 3) & ~ 3);
buildid_size = note->descsz;