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    RedHat: RHSA-2021-0617:01 Important: xterm security update

    Date 22 Feb 2021
    168
    Posted By LinuxSecurity Advisories
    An update for xterm 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
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    =====================================================================
                       Red Hat Security Advisory
    
    Synopsis:          Important: xterm security update
    Advisory ID:       RHSA-2021:0617-01
    Product:           Red Hat Enterprise Linux
    Advisory URL:      https://access.redhat.com/errata/RHSA-2021:0617
    Issue date:        2021-02-22
    CVE Names:         CVE-2021-27135 
    =====================================================================
    
    1. Summary:
    
    An update for xterm 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.
    
    2. Relevant releases/architectures:
    
    Red Hat Enterprise Linux Client (v. 7) - x86_64
    Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64
    Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64
    Red Hat Enterprise Linux Workstation (v. 7) - x86_64
    
    3. Description:
    
    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.
    
    4. 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
    
    5. Bugs fixed (https://bugzilla.redhat.com/):
    
    1927559 - CVE-2021-27135 xterm: crash when processing combining characters
    
    6. Package List:
    
    Red Hat Enterprise Linux Client (v. 7):
    
    Source:
    xterm-295-3.el7_9.1.src.rpm
    
    x86_64:
    xterm-295-3.el7_9.1.x86_64.rpm
    xterm-debuginfo-295-3.el7_9.1.x86_64.rpm
    
    Red Hat Enterprise Linux ComputeNode (v. 7):
    
    Source:
    xterm-295-3.el7_9.1.src.rpm
    
    x86_64:
    xterm-295-3.el7_9.1.x86_64.rpm
    xterm-debuginfo-295-3.el7_9.1.x86_64.rpm
    
    Red Hat Enterprise Linux Server (v. 7):
    
    Source:
    xterm-295-3.el7_9.1.src.rpm
    
    ppc64:
    xterm-295-3.el7_9.1.ppc64.rpm
    xterm-debuginfo-295-3.el7_9.1.ppc64.rpm
    
    ppc64le:
    xterm-295-3.el7_9.1.ppc64le.rpm
    xterm-debuginfo-295-3.el7_9.1.ppc64le.rpm
    
    s390x:
    xterm-295-3.el7_9.1.s390x.rpm
    xterm-debuginfo-295-3.el7_9.1.s390x.rpm
    
    x86_64:
    xterm-295-3.el7_9.1.x86_64.rpm
    xterm-debuginfo-295-3.el7_9.1.x86_64.rpm
    
    Red Hat Enterprise Linux Workstation (v. 7):
    
    Source:
    xterm-295-3.el7_9.1.src.rpm
    
    x86_64:
    xterm-295-3.el7_9.1.x86_64.rpm
    xterm-debuginfo-295-3.el7_9.1.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/
    
    7. References:
    
    https://access.redhat.com/security/cve/CVE-2021-27135
    https://access.redhat.com/security/updates/classification/#important
    
    8. Contact:
    
    The Red Hat security contact is . More contact
    details at https://access.redhat.com/security/team/contact/
    
    Copyright 2021 Red Hat, Inc.
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