Packages
- emacs - An extensible, customizable, free/libre text editor — and more.
Details
It was discovered that Emacs could trigger unsafe Lisp macro expansion,
when a user invoked elisp-completion-at-point on untrusted Emacs Lisp
source code. An attacker could possibly use this issue to execute
arbitrary code. (CVE-2024-53920)
It was discovered that Emacs did not properly sanitize input when
handling certain URI schemes. An attacker could possibly use this issue
to execute arbitrary shell commands by tricking a user into opening a
specially crafted URL. (CVE-2025-1244)
It was discovered that Emacs could trigger unsafe Lisp macro expansion,
when a user invoked elisp-completion-at-point on untrusted Emacs Lisp
source code. An attacker could possibly use this issue to execute
arbitrary code. (CVE-2024-53920)
It was discovered that Emacs did not properly sanitize input when
handling certain URI schemes. An attacker could possibly use this issue
to execute arbitrary shell commands by tricking a user into opening a
specially crafted URL. (CVE-2025-1244)
Update instructions
In general, a standard system update will make all the necessary changes.
Learn more about how to get the fixes.The problem can be corrected by updating your system to the following package versions:
| Ubuntu Release | Package Version | ||
|---|---|---|---|
| 24.04 LTS noble | emacs – 1:29.3+1-1ubuntu2+esm3 | ||
| emacs-bin-common – 1:29.3+1-1ubuntu2+esm3 | |||
| emacs-common – 1:29.3+1-1ubuntu2+esm3 | |||
| emacs-el – 1:29.3+1-1ubuntu2+esm3 | |||
| emacs-gtk – 1:29.3+1-1ubuntu2+esm3 | |||
| emacs-lucid – 1:29.3+1-1ubuntu2+esm3 | |||
| emacs-nox – 1:29.3+1-1ubuntu2+esm3 | |||
| emacs-pgtk – 1:29.3+1-1ubuntu2+esm3 | |||
| 22.04 LTS jammy | emacs – 1:27.1+1-3ubuntu5.2+esm1 | ||
| emacs-bin-common – 1:27.1+1-3ubuntu5.2+esm1 | |||
| emacs-common – 1:27.1+1-3ubuntu5.2+esm1 | |||
| emacs-el – 1:27.1+1-3ubuntu5.2+esm1 | |||
| emacs-gtk – 1:27.1+1-3ubuntu5.2+esm1 | |||
| emacs-lucid – 1:27.1+1-3ubuntu5.2+esm1 | |||
| emacs-nox – 1:27.1+1-3ubuntu5.2+esm1 | |||
| 20.04 LTS focal | emacs – 1:26.3+1-1ubuntu2+esm2 | ||
| emacs-bin-common – 1:26.3+1-1ubuntu2+esm2 | |||
| emacs-common – 1:26.3+1-1ubuntu2+esm2 | |||
| emacs-el – 1:26.3+1-1ubuntu2+esm2 | |||
| emacs-gtk – 1:26.3+1-1ubuntu2+esm2 | |||
| emacs-lucid – 1:26.3+1-1ubuntu2+esm2 | |||
| emacs-nox – 1:26.3+1-1ubuntu2+esm2 | |||
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