https://seclists.org/oss-sec/2025/q4/303: Systemd vsock sshd
Published Dec 28, 2025
·Updated
Affected Software
2 affected components
systemd systemd
openssh-server
Frequently Asked Questions
1
What is the severity of CVE-2025-XXXX?
CVE-2025-XXXX is classified as a high severity vulnerability affecting the systemd vsock sshd functionality.
2
How do I fix CVE-2025-XXXX?
To fix CVE-2025-XXXX, update systemd and openssh-server to the latest versions provided by your distribution.
3
What systems are affected by CVE-2025-XXXX?
CVE-2025-XXXX impacts recent virtual machines on modern hypervisors that utilize systemd and openssh-server.
4
When was CVE-2025-XXXX published?
CVE-2025-XXXX was published on December 28, 2025.
5
What does CVE-2025-XXXX exploit?
CVE-2025-XXXX exploits malicious vectors related to the interaction between systemd vsock and sshd.