https://seclists.org/oss-sec/2026/q2/49: systemd-journald in systemd 259 does not escape characters in emerg messages that awall'd to other user's terminals
Published Apr 8, 2026
·Updated
Affected Software
1 affected component
systemd systemd-journald=259
Frequently Asked Questions
1
What is the severity of CVE-2022-45063 in systemd-journald?
CVE-2022-45063 has been classified as a moderate severity vulnerability.
2
How do I fix CVE-2022-45063?
To fix CVE-2022-45063, update to the latest version of systemd that addresses the vulnerability.
3
What systems are affected by CVE-2022-45063?
CVE-2022-45063 affects certain versions of systemd, particularly systemd 259 and earlier.
4
Can CVE-2022-45063 be exploited to escalate privileges?
Yes, CVE-2022-45063 can be exploited to escalate privileges if an attacker sends crafted emergency messages.
5
What is the impact of CVE-2022-45063 on user terminals?
CVE-2022-45063 allows unescaped characters in emergency messages that can affect other users' terminals.