Verify that section header offset is not past EOF
MFC After: 1 week Sponsored by: The FreeBSD Foundation
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@ -60,7 +60,8 @@ _libelf_load_section_headers(Elf *e, void *ehdr)
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assert((e->e_flags & LIBELF_F_SHDRS_LOADED) == 0);
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#define CHECK_EHDR(E,EH) do { \
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if (fsz != (EH)->e_shentsize || \
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if (shoff > e->e_rawsize || \
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fsz != (EH)->e_shentsize || \
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shnum > SIZE_MAX / fsz || \
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fsz * shnum > e->e_rawsize - shoff) { \
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LIBELF_SET_ERROR(HEADER, 0); \
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