vulnerability

Ubuntu: USN-7978-1 (CVE-2025-46805): GNU Screen vulnerabilities

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
May 26, 2025
Added
Jan 27, 2026
Modified
Jan 28, 2026

Description

Screen version 5.0.0 and older version 4 releases have a TOCTOU race potentially allowing to send SIGHUP, SIGCONT to privileged processes when installed setuid-root.

Solution

ubuntu-upgrade-screen
Title
NEW

Explore Exposure Command

Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.