RHSA-2021:0742 — Security Advisory
Red Hat Security Advisory: screen security update
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Severity
ImportantRed Hat Product Security
Products
Official CSAF product identity
Published · March 8, 2021
Updated · June 25, 2026
Topic
An update for screen is now available for Red Hat Enterprise Linux 7.
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.