Reference: https://nvd.nist.gov/vuln/detail/CVE-2026-15003 https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=23acf2f003f81b2f8d9d1997ea45d822d33d386c
Test results: binutils-testsuite 2.46.1 (x86_64-oe-linux) - All tests PASSED binutils: 327 passed, 5 untested, 9 unsupported gas: 2091 passed, 4 unsupported ld: 1899 passed, 7 expected failures, 20 untested, 109 unsupported Signed-off-by: Jaipaul Cheernam <[email protected]> --- .../binutils/binutils-2.46.inc | 1 + .../binutils/binutils/CVE-2026-15003.patch | 402 ++++++++++++++++++ 2 files changed, 403 insertions(+) create mode 100644 meta/recipes-devtools/binutils/binutils/CVE-2026-15003.patch diff --git a/meta/recipes-devtools/binutils/binutils-2.46.inc b/meta/recipes-devtools/binutils/binutils-2.46.inc index cab270cea5..177ae04ee3 100644 --- a/meta/recipes-devtools/binutils/binutils-2.46.inc +++ b/meta/recipes-devtools/binutils/binutils-2.46.inc @@ -40,4 +40,5 @@ SRC_URI = "\ file://0014-Remove-duplicate-pe-dll.o-entry-deom-targ_extra_ofil.patch \ file://CVE-2026-4647.patch \ file://CVE-2026-6846.patch \ + file://CVE-2026-15003.patch \ " diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2026-15003.patch b/meta/recipes-devtools/binutils/binutils/CVE-2026-15003.patch new file mode 100644 index 0000000000..016b342c87 --- /dev/null +++ b/meta/recipes-devtools/binutils/binutils/CVE-2026-15003.patch @@ -0,0 +1,402 @@ +From 8552afe151ef0513d4afe90f809408509ce77d20 Mon Sep 17 00:00:00 2001 +From: Alan Modra <[email protected]> +Date: Thu, 9 Apr 2026 09:06:27 +0930 +Subject: [PATCH] PR 34053 buffer overflow in xcoff_link_add_symbols + +This patch adds two sanity checks with error reporting in +xcoff_link_add_symbols before reading symbol aux entries, add extends +assertions in later functions. A whole lot of unnecessary casts are +also tidied. + + PR 34053 + * xcofflink.c: Remove unnecessary casts throughout. + (xcoff_link_add_symbols): Sanity check aux entries are within + symbol buffer. + (bfd_xcoff_build_dynamic_sections): Assert the above is true. + (xcoff_link_input_bfd): Likewise. + +(cherry picked from commit 23acf2f003f81b2f8d9d1997ea45d822d33d386c) + +CVE: CVE-2026-15003 +Upstream-Status: Backport [https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=23acf2f003f81b2f8d9d1997ea45d822d33d386c] + +Signed-off-by: Jaipaul Cheernam <[email protected]> +--- + bfd/xcofflink.c | 132 +++++++++++++++++++++++------------------------- + 1 file changed, 62 insertions(+), 70 deletions(-) + +diff --git a/bfd/xcofflink.c b/bfd/xcofflink.c +index 691acc854ae..cb279b9db9d 100644 +--- a/bfd/xcofflink.c ++++ b/bfd/xcofflink.c +@@ -371,7 +371,7 @@ _bfd_xcoff_canonicalize_dynamic_symtab (bfd *abfd, asymbol **psyms) + { + char *c; + +- c = bfd_alloc (abfd, (bfd_size_type) SYMNMLEN + 1); ++ c = bfd_alloc (abfd, SYMNMLEN + 1); + if (c == NULL) + return -1; + memcpy (c, ldsym._l._l_name, SYMNMLEN); +@@ -1038,7 +1038,7 @@ xcoff_link_add_dynamic_symbols (bfd *abfd, struct bfd_link_info *info) + { + char *dsnm; + +- dsnm = bfd_malloc ((bfd_size_type) strlen (name) + 2); ++ dsnm = bfd_malloc (strlen (name) + 2); + if (dsnm == NULL) + return false; + dsnm[0] = '.'; +@@ -1081,7 +1081,7 @@ xcoff_link_add_dynamic_symbols (bfd *abfd, struct bfd_link_info *info) + coff_section_data (abfd, lsec)->contents = NULL; + + /* Record this file in the import files. */ +- n = bfd_alloc (abfd, (bfd_size_type) sizeof (struct xcoff_import_file)); ++ n = bfd_alloc (abfd, sizeof (*n)); + if (n == NULL) + return false; + n->next = NULL; +@@ -1464,7 +1464,7 @@ xcoff_link_add_symbols (bfd *abfd, struct bfd_link_info *info) + bfd_vma value; + struct xcoff_link_hash_entry *set_toc; + +- bfd_coff_swap_sym_in (abfd, (void *) esym, (void *) &sym); ++ bfd_coff_swap_sym_in (abfd, esym, &sym); + + /* In this pass we are only interested in symbols with csect + information. */ +@@ -1510,9 +1510,12 @@ xcoff_link_add_symbols (bfd *abfd, struct bfd_link_info *info) + { + union internal_auxent auxlin; + +- bfd_coff_swap_aux_in (abfd, (void *) (esym + symesz), ++ if (symesz >= (size_t) (esym_end - esym)) ++ goto badaux; ++ ++ bfd_coff_swap_aux_in (abfd, esym + symesz, + sym.n_type, sym.n_sclass, +- 0, sym.n_numaux, (void *) &auxlin); ++ 0, sym.n_numaux, &auxlin); + + if (auxlin.x_sym.x_fcnary.x_fcn.x_lnnoptr != 0) + { +@@ -1539,7 +1542,7 @@ xcoff_link_add_symbols (bfd *abfd, struct bfd_link_info *info) + + linpstart = (reloc_info[enclosing->target_index].linenos + + linoff); +- bfd_coff_swap_lineno_in (abfd, (void *) linpstart, (void *) &lin); ++ bfd_coff_swap_lineno_in (abfd, linpstart, &lin); + if (lin.l_lnno == 0 + && ((bfd_size_type) lin.l_addr.l_symndx + == ((esym +@@ -1554,8 +1557,7 @@ xcoff_link_add_symbols (bfd *abfd, struct bfd_link_info *info) + linp < linpend; + linp += linesz) + { +- bfd_coff_swap_lineno_in (abfd, (void *) linp, +- (void *) &lin); ++ bfd_coff_swap_lineno_in (abfd, linp, &lin); + if (lin.l_lnno == 0) + break; + } +@@ -1576,21 +1578,21 @@ xcoff_link_add_symbols (bfd *abfd, struct bfd_link_info *info) + visibility = sym.n_type & SYM_V_MASK; + + /* Pick up the csect auxiliary information. */ +- if (sym.n_numaux == 0) ++ if (sym.n_numaux < 1 ++ || sym.n_numaux * symesz >= (size_t) (esym_end - esym)) + { ++ badaux: + _bfd_error_handler + /* xgettext:c-format */ +- (_("%pB: class %d symbol `%s' has no aux entries"), ++ (_("%pB: class %d symbol '%s' has missing aux entries"), + abfd, sym.n_sclass, name); + bfd_set_error (bfd_error_bad_value); + goto error_return; + } + +- bfd_coff_swap_aux_in (abfd, +- (void *) (esym + symesz * sym.n_numaux), ++ bfd_coff_swap_aux_in (abfd, esym + symesz * sym.n_numaux, + sym.n_type, sym.n_sclass, +- sym.n_numaux - 1, sym.n_numaux, +- (void *) &aux); ++ sym.n_numaux - 1, sym.n_numaux, &aux); + + smtyp = SMTYP_SMTYP (aux.x_csect.x_smtyp); + +@@ -1713,7 +1715,7 @@ xcoff_link_add_symbols (bfd *abfd, struct bfd_link_info *info) + + erelsym = ((bfd_byte *) obj_coff_external_syms (abfd) + + rel->r_symndx * symesz); +- bfd_coff_swap_sym_in (abfd, (void *) erelsym, (void *) &relsym); ++ bfd_coff_swap_sym_in (abfd, erelsym, &relsym); + if (EXTERN_SYM_P (relsym.n_sclass)) + { + const char *relname; +@@ -2496,7 +2498,7 @@ xcoff_link_check_ar_symbols (bfd *abfd, + { + struct internal_syment sym; + +- bfd_coff_swap_sym_in (abfd, (void *) esym, (void *) &sym); ++ bfd_coff_swap_sym_in (abfd, esym, &sym); + esym += (sym.n_numaux + 1) * symesz; + + if (EXTERN_SYM_P (sym.n_sclass) && sym.n_scnum != N_UNDEF) +@@ -3989,7 +3991,7 @@ bfd_xcoff_size_dynamic_sections (bfd *output_bfd, + return true; + + xcoff_link_hash_traverse (xcoff_hash_table (info), xcoff_post_gc_symbol, +- (void *) ldinfo); ++ ldinfo); + if (ldinfo->failed) + goto error_return; + +@@ -4200,7 +4202,8 @@ bfd_xcoff_build_dynamic_sections (bfd *output_bfd, + /* Read in the csect information, if any. */ + if (CSECT_SYM_P (sym.n_sclass)) + { +- BFD_ASSERT (sym.n_numaux > 0); ++ BFD_ASSERT (sym.n_numaux > 0 ++ && symesz * sym.n_numaux < (size_t) (esymend - esym)); + bfd_coff_swap_aux_in (sub, esym + symesz * sym.n_numaux, + sym.n_type, sym.n_sclass, + sym.n_numaux - 1, sym.n_numaux, &aux); +@@ -4291,7 +4294,7 @@ bfd_xcoff_link_generate_rtinit (bfd *abfd, + { + struct bfd_in_memory *bim; + +- bim = bfd_malloc ((bfd_size_type) sizeof (* bim)); ++ bim = bfd_malloc (sizeof (*bim)); + if (bim == NULL) + return false; + +@@ -4300,7 +4303,7 @@ bfd_xcoff_link_generate_rtinit (bfd *abfd, + + abfd->link.next = 0; + abfd->format = bfd_object; +- abfd->iostream = (void *) bim; ++ abfd->iostream = bim; + abfd->flags = BFD_IN_MEMORY; + abfd->iovec = &_bfd_memory_iovec; + abfd->direction = write_direction; +@@ -4860,8 +4863,8 @@ bfd_xcoff_size_stubs (struct bfd_link_info *info) + } + + bfd_coff_swap_sym_in (input_bfd, +- (void *) esyms + irel->r_symndx * symesz, +- (void *) &sym); ++ esyms + irel->r_symndx * symesz, ++ &sym); + + sym_sec = xcoff_data (input_bfd)->csects[irel->r_symndx]; + sym_value = sym.n_value - sym_sec->vma; +@@ -5234,17 +5237,16 @@ xcoff_link_input_bfd (struct xcoff_final_link_info *flinfo, + int smtyp = 0; + int add; + +- bfd_coff_swap_sym_in (input_bfd, (void *) esym, (void *) isymp); ++ bfd_coff_swap_sym_in (input_bfd, esym, isymp); + + /* Read in the csect information, if any. */ + if (CSECT_SYM_P (isymp->n_sclass)) + { +- BFD_ASSERT (isymp->n_numaux > 0); +- bfd_coff_swap_aux_in (input_bfd, +- (void *) (esym + isymesz * isymp->n_numaux), ++ BFD_ASSERT (isymp->n_numaux > 0 ++ && isymesz * isymp->n_numaux < (size_t) (esym_end - esym)); ++ bfd_coff_swap_aux_in (input_bfd, esym + isymesz * isymp->n_numaux, + isymp->n_type, isymp->n_sclass, +- isymp->n_numaux - 1, isymp->n_numaux, +- (void *) &aux); ++ isymp->n_numaux - 1, isymp->n_numaux, &aux); + + smtyp = SMTYP_SMTYP (aux.x_csect.x_smtyp); + } +@@ -5459,12 +5461,10 @@ xcoff_link_input_bfd (struct xcoff_final_link_info *flinfo, + if ((bfd_size_type) flinfo->last_file_index >= syment_base) + { + /* The last C_FILE symbol is in this input file. */ +- bfd_coff_swap_sym_out (output_bfd, +- (void *) &flinfo->last_file, +- (void *) (flinfo->outsyms +- + ((flinfo->last_file_index +- - syment_base) +- * osymesz))); ++ bfd_coff_swap_sym_out ++ (output_bfd, &flinfo->last_file, ++ flinfo->outsyms + (flinfo->last_file_index ++ - syment_base) * osymesz); + } + else + { +@@ -5473,9 +5473,8 @@ xcoff_link_input_bfd (struct xcoff_final_link_info *flinfo, + borrow *outsym temporarily. */ + file_ptr pos; + +- bfd_coff_swap_sym_out (output_bfd, +- (void *) &flinfo->last_file, +- (void *) outsym); ++ bfd_coff_swap_sym_out (output_bfd, &flinfo->last_file, ++ outsym); + + pos = obj_sym_filepos (output_bfd); + pos += flinfo->last_file_index * osymesz; +@@ -5541,7 +5540,7 @@ xcoff_link_input_bfd (struct xcoff_final_link_info *flinfo, + } + + /* Output the symbol. */ +- bfd_coff_swap_sym_out (output_bfd, (void *) &isym, (void *) outsym); ++ bfd_coff_swap_sym_out (output_bfd, &isym, outsym); + + esym += isymesz; + outsym += osymesz; +@@ -5550,9 +5549,9 @@ xcoff_link_input_bfd (struct xcoff_final_link_info *flinfo, + { + union internal_auxent aux; + +- bfd_coff_swap_aux_in (input_bfd, (void *) esym, isymp->n_type, +- isymp->n_sclass, i, isymp->n_numaux, +- (void *) &aux); ++ bfd_coff_swap_aux_in (input_bfd, esym, ++ isymp->n_type, isymp->n_sclass, i, ++ isymp->n_numaux, &aux); + + if (isymp->n_sclass == C_FILE) + { +@@ -5780,9 +5779,9 @@ xcoff_link_input_bfd (struct xcoff_final_link_info *flinfo, + } + } + +- bfd_coff_swap_aux_out (output_bfd, (void *) &aux, isymp->n_type, ++ bfd_coff_swap_aux_out (output_bfd, &aux, isymp->n_type, + isymp->n_sclass, i, isymp->n_numaux, +- (void *) outsym); ++ outsym); + outsym += osymesz; + esym += isymesz; + } +@@ -5804,10 +5803,9 @@ xcoff_link_input_bfd (struct xcoff_final_link_info *flinfo, + && (bfd_size_type) flinfo->last_file_index >= syment_base) + { + flinfo->last_file.n_value = output_index; +- bfd_coff_swap_sym_out (output_bfd, (void *) &flinfo->last_file, +- (void *) (flinfo->outsyms +- + ((flinfo->last_file_index - syment_base) +- * osymesz))); ++ bfd_coff_swap_sym_out (output_bfd, &flinfo->last_file, ++ flinfo->outsyms + (flinfo->last_file_index ++ - syment_base) * osymesz); + } + + /* Write the modified symbols to the output file. */ +@@ -6020,16 +6018,13 @@ xcoff_link_input_bfd (struct xcoff_final_link_info *flinfo, + void * auxptr; + union internal_auxent aux; + +- auxptr = ((void *) +- (((bfd_byte *) +- obj_coff_external_syms (input_bfd)) +- + ((r_symndx + is->n_numaux) +- * isymesz))); ++ auxptr = ((bfd_byte *) ++ obj_coff_external_syms (input_bfd) ++ + (r_symndx + is->n_numaux) * isymesz); + bfd_coff_swap_aux_in (input_bfd, auxptr, + is->n_type, is->n_sclass, + is->n_numaux - 1, +- is->n_numaux, +- (void *) &aux); ++ is->n_numaux, &aux); + if (SMTYP_SMTYP (aux.x_csect.x_smtyp) == XTY_SD + && aux.x_csect.x_smclas == XMC_TC0) + indx = flinfo->toc_symindx; +@@ -6548,12 +6543,12 @@ xcoff_write_global_symbol (struct bfd_hash_entry *bh, void * inf) + irsym.n_type = T_NULL; + irsym.n_numaux = 1; + +- bfd_coff_swap_sym_out (output_bfd, (void *) &irsym, (void *) outsym); ++ bfd_coff_swap_sym_out (output_bfd, &irsym, outsym); + outsym += bfd_coff_symesz (output_bfd); + + /* Note : iraux is initialized above. */ +- bfd_coff_swap_aux_out (output_bfd, (void *) &iraux, T_NULL, C_HIDEXT, +- 0, 1, (void *) outsym); ++ bfd_coff_swap_aux_out (output_bfd, &iraux, T_NULL, C_HIDEXT, ++ 0, 1, outsym); + outsym += bfd_coff_auxesz (output_bfd); + + if (h->indx >= 0) +@@ -6791,12 +6786,11 @@ xcoff_write_global_symbol (struct bfd_hash_entry *bh, void * inf) + isym.n_type = T_NULL; + isym.n_numaux = 1; + +- bfd_coff_swap_sym_out (output_bfd, (void *) &isym, (void *) outsym); ++ bfd_coff_swap_sym_out (output_bfd, &isym, outsym); + outsym += bfd_coff_symesz (output_bfd); + + aux.x_csect.x_smclas = h->smclas; +- bfd_coff_swap_aux_out (output_bfd, (void *) &aux, T_NULL, isym.n_sclass, 0, 1, +- (void *) outsym); ++ bfd_coff_swap_aux_out (output_bfd, &aux, T_NULL, isym.n_sclass, 0, 1, outsym); + outsym += bfd_coff_auxesz (output_bfd); + + if ((h->root.type == bfd_link_hash_defined +@@ -6811,13 +6805,12 @@ xcoff_write_global_symbol (struct bfd_hash_entry *bh, void * inf) + isym.n_sclass = C_WEAKEXT; + else + isym.n_sclass = C_EXT; +- bfd_coff_swap_sym_out (output_bfd, (void *) &isym, (void *) outsym); ++ bfd_coff_swap_sym_out (output_bfd, &isym, outsym); + outsym += bfd_coff_symesz (output_bfd); + + aux.x_csect.x_smtyp = XTY_LD; + aux.x_csect.x_scnlen.u64 = obj_raw_syment_count (output_bfd); +- bfd_coff_swap_aux_out (output_bfd, (void *) &aux, T_NULL, C_EXT, 0, 1, +- (void *) outsym); ++ bfd_coff_swap_aux_out (output_bfd, &aux, T_NULL, C_EXT, 0, 1, outsym); + outsym += bfd_coff_auxesz (output_bfd); + } + +@@ -6913,8 +6906,8 @@ xcoff_reloc_link_order (bfd *output_bfd, + howto->name, addend, NULL, NULL, (bfd_vma) 0); + break; + } +- ok = bfd_set_section_contents (output_bfd, output_section, (void *) buf, +- (file_ptr) link_order->offset, size); ++ ok = bfd_set_section_contents (output_bfd, output_section, buf, ++ link_order->offset, size); + free (buf); + if (! ok) + return false; +@@ -7379,8 +7372,7 @@ _bfd_xcoff_bfd_final_link (bfd *abfd, struct bfd_link_info *info) + if (flinfo.last_file_index != -1) + { + flinfo.last_file.n_value = -(bfd_vma) 1; +- bfd_coff_swap_sym_out (abfd, (void *) &flinfo.last_file, +- (void *) flinfo.outsyms); ++ bfd_coff_swap_sym_out (abfd, &flinfo.last_file, flinfo.outsyms); + pos = obj_sym_filepos (abfd) + flinfo.last_file_index * symesz; + if (bfd_seek (abfd, pos, SEEK_SET) != 0 + || bfd_write (flinfo.outsyms, symesz, abfd) != symesz) +@@ -7464,7 +7456,7 @@ _bfd_xcoff_bfd_final_link (bfd *abfd, struct bfd_link_info *info) + appear in the symbol table, which is not necessarily by + address. So we sort them here. There may be a better way to + do this. */ +- qsort ((void *) flinfo.section_info[o->target_index].relocs, ++ qsort (flinfo.section_info[o->target_index].relocs, + o->reloc_count, sizeof (struct internal_reloc), + xcoff_sort_relocs); + +@@ -7472,7 +7464,7 @@ _bfd_xcoff_bfd_final_link (bfd *abfd, struct bfd_link_info *info) + irelend = irel + o->reloc_count; + erel = external_relocs; + for (; irel < irelend; irel++, rel_hash++, erel += relsz) +- bfd_coff_swap_reloc_out (abfd, (void *) irel, (void *) erel); ++ bfd_coff_swap_reloc_out (abfd, irel, erel); + + rel_size = relsz * o->reloc_count; + if (bfd_seek (abfd, o->rel_filepos, SEEK_SET) != 0
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