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CVE-2022-48339

Status Candidate

Overview

An issue was discovered in GNU Emacs through 28.2. htmlfontify.el has a command injection vulnerability. In the hfy-istext-command function, the parameter file and parameter srcdir come from external input, and parameters are not escaped. If a file name or directory name contains shell metacharacters, code may be executed.

Related Files

Red Hat Security Advisory 2023-3481-01
Posted Jun 7, 2023
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2023-3481-01 - GNU Emacs is a powerful, customizable, self-documenting text editor. It provides special code editing features, a scripting language, and the capability to read e-mail and news. Issues addressed include a code execution vulnerability.

tags | advisory, code execution
systems | linux, redhat
advisories | CVE-2022-48339
SHA-256 | ce873579913e68d504471040ff154a376c9b46704c05b74f68d9c6d71f1554ae
Red Hat Security Advisory 2023-2626-01
Posted May 9, 2023
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2023-2626-01 - GNU Emacs is a powerful, customizable, self-documenting text editor. It provides special code editing features, a scripting language, and the capability to read e-mail and news. Issues addressed include a code execution vulnerability.

tags | advisory, code execution
systems | linux, redhat
advisories | CVE-2022-48337, CVE-2022-48338, CVE-2022-48339, CVE-2023-2491
SHA-256 | 8e347e252bc4e31d4f8993ab4abd1a1c3adc3901f361d93686442f4682770896
Ubuntu Security Notice USN-5955-1
Posted Mar 16, 2023
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 5955-1 - It was discovered that Emacs did not properly manage certain files when using htmlfontify functionality. A local attacker could possibly use this issue to cause a denial of service, or possibly execute arbitrary commands.

tags | advisory, denial of service, arbitrary, local
systems | linux, ubuntu
advisories | CVE-2022-48339
SHA-256 | 3e5afaf10660a14b4806e0904ed1caa4be875fa6f629208eb6a34f05e9c17b4b
Debian Security Advisory 5360-1
Posted Feb 24, 2023
Authored by Debian | Site debian.org

Debian Linux Security Advisory 5360-1 - Xi Lu discovered that missing input sanitising in Emacs (in etags, the Ruby mode and htmlfontify) could result in the execution of arbitrary shell commands.

tags | advisory, arbitrary, shell, ruby
systems | linux, debian
advisories | CVE-2022-48337, CVE-2022-48338, CVE-2022-48339
SHA-256 | 82d11ef9e76f7318d8a66038c6614675b087dfdc2b8d50aad0fe55d3dd74b5c7
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