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Don't read beyond section end

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* objcopy.c (copy_section): Don't read beyond section end.
This commit is contained in:
H.J. Lu
2012-11-07 06:16:26 +00:00
parent ddda4adc28
commit ee7da987c9
2 changed files with 9 additions and 1 deletions
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4
binutils/ChangeLog
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@@ -1,3 +1,7 @@
2012-11-07 H.J. Lu <hongjiu.lu@intel.com>
* objcopy.c (copy_section): Don't read beyond section end.
2012-11-06 H.J. Lu <hongjiu.lu@intel.com> 2012-11-06 H.J. Lu <hongjiu.lu@intel.com>
PR binutils/14567 PR binutils/14567

6
binutils/objcopy.c
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@@ -2823,7 +2823,11 @@ copy_section (bfd *ibfd, sec_ptr isection, void *obfdarg)
for (; from < end; from += interleave) for (; from < end; from += interleave)
for (i = 0; i < copy_width; i++) for (i = 0; i < copy_width; i++)
*to++ = from[i]; {
if (&from[i] >= end)
break;
*to++ = from[i];
}
size = (size + interleave - 1 - copy_byte) / interleave * copy_width; size = (size + interleave - 1 - copy_byte) / interleave * copy_width;
osection->lma /= interleave; osection->lma /= interleave;