diff options
Diffstat (limited to 'kernel/module.c')
| -rw-r--r-- | kernel/module.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/kernel/module.c b/kernel/module.c index 1395ca382fb..a1d2ed8bab9 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -29,6 +29,7 @@ #include <linux/vmalloc.h> #include <linux/elf.h> #include <linux/proc_fs.h> +#include <linux/security.h> #include <linux/seq_file.h> #include <linux/syscalls.h> #include <linux/fcntl.h> @@ -2485,10 +2486,16 @@ static int elf_header_check(struct load_info *info) static int copy_module_from_user(const void __user *umod, unsigned long len, struct load_info *info) { + int err; + info->len = len; if (info->len < sizeof(*(info->hdr))) return -ENOEXEC; + err = security_kernel_module_from_file(NULL); + if (err) + return err; + /* Suck in entire file: we'll want most of it. */ info->hdr = vmalloc(info->len); if (!info->hdr) @@ -2515,6 +2522,10 @@ static int copy_module_from_fd(int fd, struct load_info *info) if (!file) return -ENOEXEC; + err = security_kernel_module_from_file(file); + if (err) + goto out; + err = vfs_getattr(file->f_vfsmnt, file->f_dentry, &stat); if (err) goto out; |