CWE-675 对资源的重复操作 类漏洞列表 1

char* ptr = (char*)malloc (SIZE); ... if (abrt) { free(ptr); } ... free(ptr);

void bind_socket(void) { int server_sockfd; int server_len; struct sockaddr_in server_address; /*unlink the socket if already bound to avoid an error when bind() is called*/ unlink("server_socket"); server_sockfd = socket(AF_INET, SOCK_STREAM, 0); server_address.sin_family = AF_INET; server_address.sin_port = 21; server_address.sin_addr.s_addr = htonl(INADDR_ANY); server_len = sizeof(struct sockaddr_in); bind(server_sockfd, (struct sockaddr *) &s1, server_len); }