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Red Hat Enterprise Linux 9: Important Advisory for emacs Command Injection

red hat
Calendar Grey May 9, 2023
Dist Redhat Esm H88
Security alert from Red Hat on the emacs update which incorporates crucial patches to mitigate issues related to command execution and injection risks
An update for emacs is now available for Red Hat Enterprise Linux 9

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

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.

Topics%20covered

Topics Covered

security advisory Red Hat important emacs command injection execution risk

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

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

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

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

Topic

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 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 important emacs command injection execution risk

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 9) - aarch64, noarch, ppc64le, s390x, x86_64

Bugs Fixed

2171987 - CVE-2022-48337 emacs: command execution via shell metacharacters2171988 - 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

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