21 lines
789 B
Diff
21 lines
789 B
Diff
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--- binutils.orig/bfd/dwarf2.c 2019-11-13 11:32:09.395430104 +0000
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+++ binutils-2.33.1/bfd/dwarf2.c 2019-11-13 11:33:17.272899503 +0000
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@@ -4440,7 +4440,16 @@ _bfd_dwarf2_slurp_debug_info (bfd *abfd,
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for (total_size = 0;
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msec;
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msec = find_debug_info (debug_bfd, debug_sections, msec))
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- total_size += msec->size;
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+ {
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+ /* Catch PR25070 testcase overflowing size calculation here. */
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+ if (total_size + msec->size < total_size
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+ || total_size + msec->size < msec->size)
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+ {
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+ bfd_set_error (bfd_error_no_memory);
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+ return FALSE;
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+ }
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+ total_size += msec->size;
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+ }
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stash->info_ptr_memory = (bfd_byte *) bfd_malloc (total_size);
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if (stash->info_ptr_memory == NULL)
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