diff options
Diffstat (limited to 'security/selinux/ss/services.c')
| -rw-r--r-- | security/selinux/ss/services.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/security/selinux/ss/services.c b/security/selinux/ss/services.c index 543fd0f31b3..04c0b70c801 100644 --- a/security/selinux/ss/services.c +++ b/security/selinux/ss/services.c @@ -407,9 +407,19 @@ static int context_struct_compute_av(struct context *scontext, return 0; inval_class: - printk(KERN_ERR "SELinux: %s: unrecognized class %d\n", __func__, - tclass); - return -EINVAL; + if (!tclass || tclass > kdefs->cts_len || + !kdefs->class_to_string[tclass]) { + if (printk_ratelimit()) + printk(KERN_ERR "SELinux: %s: unrecognized class %d\n", + __func__, tclass); + return -EINVAL; + } + + /* + * Known to the kernel, but not to the policy. + * Handle as a denial (allowed is 0). + */ + return 0; } /* |