USN-4747-2: GNU Screen vulnerability
24 February 2021
GNU Screen could be made to crash or run programs if it processed specially crafted character sequences.
- screen - terminal multiplexer with VT100/ANSI terminal emulation
USN-4747-1 fixed a vulnerability in screen. This update provides
the corresponding update for Ubuntu 14.04 ESM.
Original advisory details:
Felix Weinmann discovered that GNU Screen incorrectly handled certain
character sequences. A remote attacker could use this issue to cause GNU
Screen to crash, resulting in a denial of service, or possibly execute
- USN-4747-1: screen, screen-udeb