mirror of
https://github.com/archlinuxarm/PKGBUILDs.git
synced 2024-09-19 22:08:32 +00:00
27 lines
761 B
Diff
27 lines
761 B
Diff
diff --git a/bfd/peXXigen.c b/bfd/peXXigen.c
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index 2fb631c..987be40 100644
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--- a/bfd/peXXigen.c
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+++ b/bfd/peXXigen.c
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@@ -504,6 +504,18 @@ _bfd_XXi_swap_aouthdr_in (bfd * abfd,
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{
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int idx;
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+ /* PR 17512: Corrupt PE binaries can cause seg-faults. */
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+ if (a->NumberOfRvaAndSizes > 16)
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+ {
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+ (*_bfd_error_handler)
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+ (_("%B: aout header specifies an invalid number of data-directory entries: %d"),
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+ abfd, a->NumberOfRvaAndSizes);
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+ /* Paranoia: If the number is corrupt, then assume that the
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+ actual entries themselves might be corrupt as well. */
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+ a->NumberOfRvaAndSizes = 0;
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+ }
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+
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+
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for (idx = 0; idx < a->NumberOfRvaAndSizes; idx++)
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{
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/* If data directory is empty, rva also should be 0. */
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--
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1.7.1
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