Headline
RHSA-2022:1074: Red Hat Security Advisory: screen security update
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.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
Related CVEs:
- CVE-2021-26937: screen: crash when processing combining chars
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Issued:
2022-03-28
Updated:
2022-03-28
RHSA-2022:1074 - Security Advisory
- Overview
- Updated Packages
Synopsis
Important: screen security update
Type/Severity
Security Advisory: Important
Red Hat Insights patch analysis
Identify and remediate systems affected by this advisory.
View affected systems
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.
Affected Products
- Red Hat Enterprise Linux Server - AUS 7.7 x86_64
- Red Hat Enterprise Linux Server - TUS 7.7 x86_64
- Red Hat Enterprise Linux Server (for IBM Power LE) - Update Services for SAP Solutions 7.7 ppc64le
- Red Hat Enterprise Linux Server - Update Services for SAP Solutions 7.7 x86_64
Fixes
- BZ - 1927062 - CVE-2021-26937 screen: crash when processing combining chars
Red Hat Enterprise Linux Server - AUS 7.7
SRPM
screen-4.1.0-0.25.20120314git3c2946.el7_7.1.src.rpm
SHA-256: f9d37f9d0f67a74294b82fbe7bd0fb8cf62b8a4b73568426c4734d3f3e3fecfc
x86_64
screen-4.1.0-0.25.20120314git3c2946.el7_7.1.x86_64.rpm
SHA-256: b2c9aea5ae24021b4594c135df0ff31c2f2cf78d6dada8c8f63286b93473a65a
screen-debuginfo-4.1.0-0.25.20120314git3c2946.el7_7.1.x86_64.rpm
SHA-256: 9a6d415ae1205161ba97b869e5163dd3f92d878f84164e83d77ccecc934a6045
Red Hat Enterprise Linux Server - TUS 7.7
SRPM
screen-4.1.0-0.25.20120314git3c2946.el7_7.1.src.rpm
SHA-256: f9d37f9d0f67a74294b82fbe7bd0fb8cf62b8a4b73568426c4734d3f3e3fecfc
x86_64
screen-4.1.0-0.25.20120314git3c2946.el7_7.1.x86_64.rpm
SHA-256: b2c9aea5ae24021b4594c135df0ff31c2f2cf78d6dada8c8f63286b93473a65a
screen-debuginfo-4.1.0-0.25.20120314git3c2946.el7_7.1.x86_64.rpm
SHA-256: 9a6d415ae1205161ba97b869e5163dd3f92d878f84164e83d77ccecc934a6045
Red Hat Enterprise Linux Server (for IBM Power LE) - Update Services for SAP Solutions 7.7
SRPM
screen-4.1.0-0.25.20120314git3c2946.el7_7.1.src.rpm
SHA-256: f9d37f9d0f67a74294b82fbe7bd0fb8cf62b8a4b73568426c4734d3f3e3fecfc
ppc64le
screen-4.1.0-0.25.20120314git3c2946.el7_7.1.ppc64le.rpm
SHA-256: e6fe02ac685674db265945b9bb4ee5b6cd4397ee86a142e35c9fa9728b38c4d1
screen-debuginfo-4.1.0-0.25.20120314git3c2946.el7_7.1.ppc64le.rpm
SHA-256: 0d34422db439f34ce54efc939a58840cb4ed82936804cc4521fdbcf3b0faefd2
Red Hat Enterprise Linux Server - Update Services for SAP Solutions 7.7
SRPM
screen-4.1.0-0.25.20120314git3c2946.el7_7.1.src.rpm
SHA-256: f9d37f9d0f67a74294b82fbe7bd0fb8cf62b8a4b73568426c4734d3f3e3fecfc
x86_64
screen-4.1.0-0.25.20120314git3c2946.el7_7.1.x86_64.rpm
SHA-256: b2c9aea5ae24021b4594c135df0ff31c2f2cf78d6dada8c8f63286b93473a65a
screen-debuginfo-4.1.0-0.25.20120314git3c2946.el7_7.1.x86_64.rpm
SHA-256: 9a6d415ae1205161ba97b869e5163dd3f92d878f84164e83d77ccecc934a6045
The Red Hat security contact is secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.