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-rw-r--r--kernel/module.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/module.c b/kernel/module.c
index 78ac6ec1e42..4edbd9c11ac 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -2429,7 +2429,8 @@ static int copy_and_check(struct load_info *info,
goto free_hdr;
}
- if (len < hdr->e_shoff + hdr->e_shnum * sizeof(Elf_Shdr)) {
+ if (hdr->e_shoff >= len ||
+ hdr->e_shnum * sizeof(Elf_Shdr) > len - hdr->e_shoff) {
err = -ENOEXEC;
goto free_hdr;
}
@@ -2953,7 +2954,7 @@ static struct module *load_module(void __user *umod,
/* Module is ready to execute: parsing args may do that. */
err = parse_args(mod->name, mod->args, mod->kp, mod->num_kp,
- -32768, 32767, NULL);
+ -32768, 32767, &ddebug_dyndbg_module_param_cb);
if (err < 0)
goto unlink;