forked from pool/binutils
33 lines
928 B
Diff
33 lines
928 B
Diff
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commit 1108620d7a521f1c85d2f629031ce0fbae14e331
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Author: H.J. Lu <hjl.tools@gmail.com>
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Date: Tue Sep 23 10:05:14 2025 +0800
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elf: Disallow the empty global symbol name
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Reject the empty global symbol name, "".
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PR ld/33456
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* elflink.c (elf_link_add_object_symbols): Disallow the empty
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global symbol name.
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Signed-off-by: H.J. Lu <hjl.tools@gmail.com>
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diff --git a/bfd/elflink.c b/bfd/elflink.c
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index b04b017747f..66982f82b94 100644
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--- a/bfd/elflink.c
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+++ b/bfd/elflink.c
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@@ -5096,6 +5096,13 @@ elf_link_add_object_symbols (bfd *abfd, struct bfd_link_info *info)
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if (name == NULL)
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goto error_free_vers;
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+ if (name[0] == '\0')
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+ {
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+ _bfd_error_handler (_("%pB: corrupt symbol table"), abfd);
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+ bfd_set_error (bfd_error_bad_value);
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+ goto error_free_vers;
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+ }
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+
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if (isym->st_shndx == SHN_COMMON
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&& (abfd->flags & BFD_PLUGIN) != 0)
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{
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