RHSA-2022:1074 — Security Advisory
Red Hat Security Advisory: screen security update
Severity
ImportantRed Hat Product Security
Products
Official CSAF product identity
Published · March 28, 2022
Updated · November 22, 2025
Topic
An update for screen is now available for Red Hat Enterprise Linux 7.7 Advanced Update Support, Red Hat Enterprise Linux 7.7 Telco Extended Update Support, and Red Hat Enterprise Linux 7.7 Update Services for SAP Solutions.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Description
The screen utility allows users to have multiple logins on a single terminal.
Security Fix(es):
- screen: crash when processing combining chars (CVE-2021-26937)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.