From: Jakub Jelinek <jakub@redhat.com>
Date: Fri, 10 Dec 2004 13:08:03 +0000 (+0000)
Subject: 	* elf.c (bfd_elf_local_sym_name): Avoid crashes with invalid
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=138f35cc73eff0f822352241172678de82934d86;p=binutils-gdb.git

	* elf.c (bfd_elf_local_sym_name): Avoid crashes with invalid
	st_shndx on STT_SECTION sections.
---

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index d488fbb30b7..415356ddf5f 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,8 @@
+2004-12-10  Jakub Jelinek  <jakub@redhat.com>
+
+	* elf.c (bfd_elf_local_sym_name): Avoid crashes with invalid
+	st_shndx on STT_SECTION sections.
+
 2004-12-09  Daniel Jacobowitz  <dan@codesourcery.com>
 
 	* elfcode.h (elf_slurp_reloc_table_from_section): Don't canonicalize
diff --git a/bfd/elf.c b/bfd/elf.c
index c14b91a53c1..2eef4baeecf 100644
--- a/bfd/elf.c
+++ b/bfd/elf.c
@@ -409,7 +409,10 @@ bfd_elf_local_sym_name (bfd *abfd, Elf_Internal_Sym *isym)
 {
   unsigned int iname = isym->st_name;
   unsigned int shindex = elf_tdata (abfd)->symtab_hdr.sh_link;
-  if (iname == 0 && ELF_ST_TYPE (isym->st_info) == STT_SECTION)
+  if (iname == 0 && ELF_ST_TYPE (isym->st_info) == STT_SECTION
+      /* Check for a bogus st_shndx to avoid crashing.  */
+      && isym->st_shndx < elf_numsections (abfd)
+      && !(isym->st_shndx >= SHN_LORESERVE && isym->st_shndx <= SHN_HIRESERVE))
     {
       iname = elf_elfsections (abfd)[isym->st_shndx]->sh_name;
       shindex = elf_elfheader (abfd)->e_shstrndx;