Gentoo update for xterm

Published: 2022-11-22
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-45063
Exploitation vector Network
Public exploit N/A
Vulnerable software
Gentoo Linux
Operating systems & Components / Operating system

Operating systems & Components / Operating system package or component

Vendor Gentoo

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) OS Command Injection

EUVDB-ID: #VU69240

Risk: High


CVE-ID: CVE-2022-45063

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No


The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation when processing font ops. A remote attacker can trick the victim into opening a specially crafted file and execute arbitrary OS commands on the target system within the vi line-editing mode of Zsh.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Update the affected packages.
x11-terms/xterm to version: 375

Vulnerable software versions

Gentoo Linux: All versions

x11-terms/xterm: before 375

CPE2.3 External links

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?