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CVE-2025-46805

Date: May 26, 2025

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.

Severity Score

Related Resources (4)

https://www.openwall.com/lists/oss-security/2025/05/12/1
https://bugzilla.suse.com/show_bug.cgi?id=CVE-2025-46805
https://nvd.nist.gov/vuln/detail/CVE-2025-46805
https://www.mend.io/vulnerability-database/CVE-2025-46805

Severity Score

Weakness Type (CWE)

Time-of-check Time-of-use (TOCTOU) Race Condition

CWE-367

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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