diff options
Diffstat (limited to 'poky/meta/recipes-devtools/binutils/binutils/0023-CVE-2023-25585.patch')
| -rw-r--r-- | poky/meta/recipes-devtools/binutils/binutils/0023-CVE-2023-25585.patch | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/poky/meta/recipes-devtools/binutils/binutils/0023-CVE-2023-25585.patch b/poky/meta/recipes-devtools/binutils/binutils/0023-CVE-2023-25585.patch new file mode 100644 index 0000000000..e31a027b9f --- /dev/null +++ b/poky/meta/recipes-devtools/binutils/binutils/0023-CVE-2023-25585.patch @@ -0,0 +1,54 @@ +From: Alan Modra <amodra@gmail.com> +Date: Mon, 12 Dec 2022 08:31:08 +0000 (+1030) +Subject: PR29892, Field file_table of struct module is uninitialized +X-Git-Tag: gdb-13-branchpoint~86 +X-Git-Url: https://sourceware.org/git/?p=binutils-gdb.git;a=commitdiff_plain;h=65cf035b8dc1df5d8020e0b1449514a3c42933e7 + +PR29892, Field file_table of struct module is uninitialized + + PR 29892 + * vms-alphs.c (new_module): Use bfd_zmalloc to alloc file_table. + (parse_module): Rewrite file_table reallocation code and clear. + +Upstream-Status: Backport [https://sourceware.org/git/?p=binutils-gdb.git;a=commitdiff_plain;h=65cf035b8dc1df5d8020e0b1449514a3c42933e7] + +CVE: CVE-2023-25585 + +Signed-off-by: Deepthi Hemraj <Deepthi.Hemraj@windriver.com> + +--- + +diff --git a/bfd/vms-alpha.c b/bfd/vms-alpha.c +index 3b63259cc81..6ee7060b0b2 100644 +--- a/bfd/vms-alpha.c ++++ b/bfd/vms-alpha.c +@@ -4337,7 +4337,7 @@ new_module (bfd *abfd) + = (struct module *) bfd_zalloc (abfd, sizeof (struct module)); + module->file_table_count = 16; /* Arbitrary. */ + module->file_table +- = bfd_malloc (module->file_table_count * sizeof (struct fileinfo)); ++ = bfd_zmalloc (module->file_table_count * sizeof (struct fileinfo)); + return module; + } + +@@ -4520,15 +4520,18 @@ parse_module (bfd *abfd, struct module *module, unsigned char *ptr, + src_ptr + DST_S_B_SRC_DF_FILENAME, + ptr + rec_length - (src_ptr + DST_S_B_SRC_DF_FILENAME)); + +- while (fileid >= module->file_table_count) ++ if (fileid >= module->file_table_count) + { +- module->file_table_count *= 2; ++ unsigned int old_count = module->file_table_count; ++ module->file_table_count += fileid; + module->file_table + = bfd_realloc_or_free (module->file_table, + module->file_table_count + * sizeof (struct fileinfo)); + if (module->file_table == NULL) + return false; ++ memset (module->file_table + old_count, 0, ++ fileid * sizeof (struct fileinfo)); + } + + module->file_table [fileid].name = filename; |