smail mail transfer agent multiple vulnerabilities

Remote buffer overflow, signals handling problem...

Проблемамы с сигналами в OpenBSD

При вызове accept над сокетом переданным другому процессу сбрасывается информация о владельце сокета, что позволяет генерировать сигналы SIGIO, SIGURG для процесса-владельца...

CVE-1999-1441

Linux 2.0.34 does not properly prevent users from sending SIGIO signals to arbitrary processes, which allows local users to cause a denial of service by sending SIGIO to processes that do not catch it...

CVE-1999-1441

CVE-1999-1441 concerns the Linux kernel (2.0.34) allowing a local user to deliver SIGIO signals to arbitrary processes, leading to denial of service if the target does not catch the signal. The root cause is improper restriction of SIGIO delivery across processes. Public references show a practic...