diff options
Diffstat (limited to 'security/commoncap.c')
| -rw-r--r-- | security/commoncap.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/security/commoncap.c b/security/commoncap.c index 7ce191ea29a..d7299c4bd6f 100644 --- a/security/commoncap.c +++ b/security/commoncap.c @@ -29,6 +29,10 @@ #include <linux/securebits.h> #include <linux/user_namespace.h> +#ifdef CONFIG_ANDROID_PARANOID_NETWORK +#include <linux/android_aid.h> +#endif + /* * If a non-root user executes a setuid-root binary in * !secure(SECURE_NOROOT) mode, then we raise capabilities. @@ -74,6 +78,13 @@ int cap_netlink_send(struct sock *sk, struct sk_buff *skb) int cap_capable(const struct cred *cred, struct user_namespace *targ_ns, int cap, int audit) { +#ifdef CONFIG_ANDROID_PARANOID_NETWORK + if (cap == CAP_NET_RAW && in_egroup_p(AID_NET_RAW)) + return 0; + if (cap == CAP_NET_ADMIN && in_egroup_p(AID_NET_ADMIN)) + return 0; +#endif + for (;;) { /* The creator of the user namespace has all caps. */ if (targ_ns != &init_user_ns && targ_ns->creator == cred->user) |