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Red Hat Enterprise Linux 8.2 RHSA-2021-0651-01 Important: xterm Crash Issue

red hat
Calendar Grey February 24, 2021
Dist Redhat Esm H88
An important security patch for xterm in Red Hat Enterprise Linux addresses a vulnerability that results in crashes when specific characters are used.
An update for xterm is now available for Red Hat Enterprise Linux 8.2 Extended Update Support

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Summary

The xterm program is a terminal emulator for the X Window System. It provides DEC VT102 and Tektronix 4014 compatible terminals for programs that can't use the window system directly.
Security Fix(es):
* xterm: crash when processing combining characters (CVE-2021-27135)
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.

Topics%20covered

Topics Covered

security advisory Red Hat update software update Red Hat Enterprise Linux important xterm security impact important update crash issue

References

https://access.redhat.com/security/cve/CVE-2021-27135 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux AppStream EUS (v. 8.2):
Source: xterm-331-1.el8_2.1.src.rpm
aarch64: xterm-331-1.el8_2.1.aarch64.rpm xterm-debuginfo-331-1.el8_2.1.aarch64.rpm xterm-debugsource-331-1.el8_2.1.aarch64.rpm xterm-resize-331-1.el8_2.1.aarch64.rpm xterm-resize-debuginfo-331-1.el8_2.1.aarch64.rpm
ppc64le: xterm-331-1.el8_2.1.ppc64le.rpm xterm-debuginfo-331-1.el8_2.1.ppc64le.rpm xterm-debugsource-331-1.el8_2.1.ppc64le.rpm xterm-resize-331-1.el8_2.1.ppc64le.rpm xterm-resize-debuginfo-331-1.el8_2.1.ppc64le.rpm
s390x: xterm-331-1.el8_2.1.s390x.rpm xterm-debuginfo-331-1.el8_2.1.s390x.rpm xterm-debugsource-331-1.el8_2.1.s390x.rpm xterm-resize-331-1.el8_2.1.s390x.rpm xterm-resize-debuginfo-331-1.el8_2.1.s390x.rpm
x86_64: xterm-331-1.el8_2.1.x86_64.rpm xterm-debuginfo-331-1.el8_2.1.x86_64.rpm xterm-debugsource-331-1.el8_2.1.x86_64.rpm xterm-resize-331-1.el8_2.1.x86_64.rpm xterm-resize-debuginfo-331-1.el8_2.1.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2021:0651-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:0651
Issue date: 2021-02-24

Topic

An update for xterm is now available for Red Hat Enterprise Linux 8.2Extended Update Support.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory Red Hat update software update Red Hat Enterprise Linux important xterm security impact important update crash issue

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream EUS (v. 8.2) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

1927559 - CVE-2021-27135 xterm: crash when processing combining characters

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