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-rw-r--r--binutils/ChangeLog4
-rw-r--r--binutils/dwarf.c9
2 files changed, 9 insertions, 4 deletions
diff --git a/binutils/ChangeLog b/binutils/ChangeLog
index af7689b..372230e 100644
--- a/binutils/ChangeLog
+++ b/binutils/ChangeLog
@@ -1,3 +1,7 @@
+2015-01-12 H.J. Lu <hongjiu.lu@intel.com>
+
+ * dwarf.c (process_debug_info): Properly check abbrev size.
+
2015-01-12 Nick Clifton <nickc@redhat.com>
PR binutils/17531
diff --git a/binutils/dwarf.c b/binutils/dwarf.c
index a7310c8..d82c89c 100644
--- a/binutils/dwarf.c
+++ b/binutils/dwarf.c
@@ -2467,10 +2467,11 @@ process_debug_info (struct dwarf_section *section,
(unsigned long) compunit.cu_abbrev_offset,
(unsigned long) abbrev_size);
/* PR 17531: file:4bcd9ce9. */
- else if (abbrev_base >= abbrev_size)
- warn (_("Debug info is corrupted, abbrev base (%lx) is larger than abbrev section size (%lx)\n"),
- (unsigned long) abbrev_base,
- (unsigned long) abbrev_size);
+ else if ((abbrev_base + abbrev_size)
+ > debug_displays [abbrev_sec].section.size)
+ warn (_("Debug info is corrupted, abbrev size (%lx) is larger than abbrev section size (%lx)\n"),
+ (unsigned long) abbrev_base + abbrev_size,
+ (unsigned long) debug_displays [abbrev_sec].section.size);
else
process_abbrev_section
(((unsigned char *) debug_displays [abbrev_sec].section.start