vulnerability
Alma Linux: CVE-2021-45444: Moderate: zsh security update (ALSA-2022-2120)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:H/Au:N/C:P/I:P/A:P) | Feb 14, 2022 | May 13, 2022 | Apr 17, 2026 |
Severity
5
CVSS
(AV:N/AC:H/Au:N/C:P/I:P/A:P)
Published
Feb 14, 2022
Added
May 13, 2022
Modified
Apr 17, 2026
Description
In zsh before 5.8.1, an attacker can achieve code execution if they control a command output inside the prompt, as demonstrated by a %F argument. This occurs because of recursive PROMPT_SUBST expansion.
Solutions
alma-upgrade-zshalma-upgrade-zsh-html
Rapid7 Labs
2026 Global Threat Landscape Report
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