diff options
Diffstat (limited to 'security')
| -rw-r--r-- | security/tomoyo/tomoyo.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/security/tomoyo/tomoyo.c b/security/tomoyo/tomoyo.c index 716c92ec941a..8ea3f5d4e551 100644 --- a/security/tomoyo/tomoyo.c +++ b/security/tomoyo/tomoyo.c @@ -126,6 +126,9 @@ static int tomoyo_bprm_check_security(struct linux_binprm *bprm) */ static int tomoyo_inode_getattr(const struct path *path) { + /* It is not safe to call tomoyo_get_socket_name(). */ + if (S_ISSOCK(d_inode(path->dentry)->i_mode)) + return 0; return tomoyo_path_perm(TOMOYO_TYPE_GETATTR, path, NULL); } @@ -316,6 +319,9 @@ static int tomoyo_file_open(struct file *f) /* Don't check read permission here if called from do_execve(). */ if (current->in_execve) return 0; + /* Sockets can't be opened by open(). */ + if (S_ISSOCK(file_inode(f)->i_mode)) + return 0; return tomoyo_check_open_permission(tomoyo_domain(), &f->f_path, f->f_flags); } |