Home / mailings [RHSA-2023:2626-01] Important: emacs security update
Posted on 09 May 2023
RedHat===================================================================== Red Hat Security Advisory
Synopsis: Important: emacs security update
Advisory ID: RHSA-2023:2626-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:2626
Issue date: 2023-05-09
CVE Names: CVE-2022-48337 CVE-2022-48338 CVE-2022-48339
CVE-2023-2491
=====================================================================
1. Summary:
An update for emacs is now available for Red Hat Enterprise Linux 9.
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 AppStream (v. 9) - aarch64, noarch, ppc64le, s390x, x86_64
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: Regression of CVE-2023-28617 fixes in the Red Hat Enterprise Linux
(CVE-2023-2491)
* emacs: command execution via shell metacharacters (CVE-2022-48337)
* emacs: local command injection in ruby-mode.el (CVE-2022-48338)
* emacs: command injection vulnerability in htmlfontify.el (CVE-2022-48339)
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/):
2171987 - CVE-2022-48337 emacs: command execution via shell metacharacters
2171988 - CVE-2022-48338 emacs: local command injection in ruby-mode.el
2171989 - CVE-2022-48339 emacs: command injection vulnerability in htmlfontify.el
2192873 - CVE-2023-2491 emacs: Regression of CVE-2023-28617 fixes in the Red Hat Enterprise Linux
6. Package List:
Red Hat Enterprise Linux AppStream (v. 9):
Source:
emacs-27.2-8.el9_2.1.src.rpm
aarch64:
emacs-27.2-8.el9_2.1.aarch64.rpm
emacs-common-27.2-8.el9_2.1.aarch64.rpm
emacs-common-debuginfo-27.2-8.el9_2.1.aarch64.rpm
emacs-debuginfo-27.2-8.el9_2.1.aarch64.rpm
emacs-debugsource-27.2-8.el9_2.1.aarch64.rpm
emacs-lucid-27.2-8.el9_2.1.aarch64.rpm
emacs-lucid-debuginfo-27.2-8.el9_2.1.aarch64.rpm
emacs-nox-27.2-8.el9_2.1.aarch64.rpm
emacs-nox-debuginfo-27.2-8.el9_2.1.aarch64.rpm
noarch:
emacs-filesystem-27.2-8.el9_2.1.noarch.rpm
ppc64le:
emacs-27.2-8.el9_2.1.ppc64le.rpm
emacs-common-27.2-8.el9_2.1.ppc64le.rpm
emacs-common-debuginfo-27.2-8.el9_2.1.ppc64le.rpm
emacs-debuginfo-27.2-8.el9_2.1.ppc64le.rpm
emacs-debugsource-27.2-8.el9_2.1.ppc64le.rpm
emacs-lucid-27.2-8.el9_2.1.ppc64le.rpm
emacs-lucid-debuginfo-27.2-8.el9_2.1.ppc64le.rpm
emacs-nox-27.2-8.el9_2.1.ppc64le.rpm
emacs-nox-debuginfo-27.2-8.el9_2.1.ppc64le.rpm
s390x:
emacs-27.2-8.el9_2.1.s390x.rpm
emacs-common-27.2-8.el9_2.1.s390x.rpm
emacs-common-debuginfo-27.2-8.el9_2.1.s390x.rpm
emacs-debuginfo-27.2-8.el9_2.1.s390x.rpm
emacs-debugsource-27.2-8.el9_2.1.s390x.rpm
emacs-lucid-27.2-8.el9_2.1.s390x.rpm
emacs-lucid-debuginfo-27.2-8.el9_2.1.s390x.rpm
emacs-nox-27.2-8.el9_2.1.s390x.rpm
emacs-nox-debuginfo-27.2-8.el9_2.1.s390x.rpm
x86_64:
emacs-27.2-8.el9_2.1.x86_64.rpm
emacs-common-27.2-8.el9_2.1.x86_64.rpm
emacs-common-debuginfo-27.2-8.el9_2.1.x86_64.rpm
emacs-debuginfo-27.2-8.el9_2.1.x86_64.rpm
emacs-debugsource-27.2-8.el9_2.1.x86_64.rpm
emacs-lucid-27.2-8.el9_2.1.x86_64.rpm
emacs-lucid-debuginfo-27.2-8.el9_2.1.x86_64.rpm
emacs-nox-27.2-8.el9_2.1.x86_64.rpm
emacs-nox-debuginfo-27.2-8.el9_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/
7. References:
https://access.redhat.com/security/cve/CVE-2022-48337
https://access.redhat.com/security/cve/CVE-2022-48338
https://access.redhat.com/security/cve/CVE-2022-48339
https://access.redhat.com/security/cve/CVE-2023-2491
https://access.redhat.com/security/updates/classification/#important
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.
