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Red Hat Security Advisory

Synopsis:          Moderate: emacs security and bug fix update
Advisory ID:       RHSA-2023:3042-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2023:3042
Issue date:        2023-05-16
CVE Names:         CVE-2022-45939
====================================================================
1. Summary:

An update for emacs is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact
of Moderate. 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 AppStream (v. 8) - aarch64, noarch, ppc64le, s390x, x86_64
Red Hat Enterprise Linux BaseOS (v. 8) - noarch

3. Description:

GNU Emacs is a powerful, customizable, self-documenting text editor. It
provides special code editing features, a scripting language (elisp), and
the capability to read e-mail and news.

Security Fix(es):

* emacs: ctags local command execution vulnerability (CVE-2022-45939)

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.

Additional Changes:

For detailed information on changes in this release, see the Red Hat
Enterprise Linux 8.8 Release Notes linked from 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/):

1991156 - Error given on trying to compose outgoing email - suggested fix included
2149380 - CVE-2022-45939 emacs: ctags local command execution vulnerability

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

aarch64:
emacs-26.1-9.el8.aarch64.rpm
emacs-common-26.1-9.el8.aarch64.rpm
emacs-common-debuginfo-26.1-9.el8.aarch64.rpm
emacs-debuginfo-26.1-9.el8.aarch64.rpm
emacs-debugsource-26.1-9.el8.aarch64.rpm
emacs-lucid-26.1-9.el8.aarch64.rpm
emacs-lucid-debuginfo-26.1-9.el8.aarch64.rpm
emacs-nox-26.1-9.el8.aarch64.rpm
emacs-nox-debuginfo-26.1-9.el8.aarch64.rpm

noarch:
emacs-terminal-26.1-9.el8.noarch.rpm

ppc64le:
emacs-26.1-9.el8.ppc64le.rpm
emacs-common-26.1-9.el8.ppc64le.rpm
emacs-common-debuginfo-26.1-9.el8.ppc64le.rpm
emacs-debuginfo-26.1-9.el8.ppc64le.rpm
emacs-debugsource-26.1-9.el8.ppc64le.rpm
emacs-lucid-26.1-9.el8.ppc64le.rpm
emacs-lucid-debuginfo-26.1-9.el8.ppc64le.rpm
emacs-nox-26.1-9.el8.ppc64le.rpm
emacs-nox-debuginfo-26.1-9.el8.ppc64le.rpm

s390x:
emacs-26.1-9.el8.s390x.rpm
emacs-common-26.1-9.el8.s390x.rpm
emacs-common-debuginfo-26.1-9.el8.s390x.rpm
emacs-debuginfo-26.1-9.el8.s390x.rpm
emacs-debugsource-26.1-9.el8.s390x.rpm
emacs-lucid-26.1-9.el8.s390x.rpm
emacs-lucid-debuginfo-26.1-9.el8.s390x.rpm
emacs-nox-26.1-9.el8.s390x.rpm
emacs-nox-debuginfo-26.1-9.el8.s390x.rpm

x86_64:
emacs-26.1-9.el8.x86_64.rpm
emacs-common-26.1-9.el8.x86_64.rpm
emacs-common-debuginfo-26.1-9.el8.x86_64.rpm
emacs-debuginfo-26.1-9.el8.x86_64.rpm
emacs-debugsource-26.1-9.el8.x86_64.rpm
emacs-lucid-26.1-9.el8.x86_64.rpm
emacs-lucid-debuginfo-26.1-9.el8.x86_64.rpm
emacs-nox-26.1-9.el8.x86_64.rpm
emacs-nox-debuginfo-26.1-9.el8.x86_64.rpm

Red Hat Enterprise Linux BaseOS (v. 8):

Source:
emacs-26.1-9.el8.src.rpm

noarch:
emacs-filesystem-26.1-9.el8.noarch.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-2022-45939
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.8_release_notes/index

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2023 Red Hat, Inc.
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