diff options
Diffstat (limited to 'kernel/kernel/cred.c')
| -rw-r--r-- | kernel/kernel/cred.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/kernel/cred.c b/kernel/kernel/cred.c index 71179a09c..ff8606f77 100644 --- a/kernel/kernel/cred.c +++ b/kernel/kernel/cred.c @@ -689,6 +689,8 @@ EXPORT_SYMBOL(set_security_override_from_ctx); */ int set_create_files_as(struct cred *new, struct inode *inode) { + if (!uid_valid(inode->i_uid) || !gid_valid(inode->i_gid)) + return -EINVAL; new->fsuid = inode->i_uid; new->fsgid = inode->i_gid; return security_kernel_create_files_as(new, inode); |