Updated: 2026-02-27 00:45:57.586546
Description:
An off-by-one Error issue was discovered in Systemd in format_timespan() function of time-util.c. An attacker could supply specific values for time and accuracy that leads to buffer overrun in format_timespan(), leading to a Denial of Service.
| Links | NIST | CIRCL | RHEL | Ubuntu |
| Severity | Score | |
|---|---|---|
| CVSS Version 2.x | 0.0 | |
| CVSS Version 3.x | MEDIUM | 5.5 |
| OS name | Project name | Version | Score | Severity | Status | Errata | Last updated | Statement |
|---|---|---|---|---|---|---|---|---|
| AlmaLinux 9.2 ESU | systemd | 252 | 5.5 | MEDIUM | Ignored | 2023-11-08 04:07:49 | This flaw is local-only and requires a low-privileged account to pass crafted time/accuracy paramete... | |
| CentOS 7 ELS | systemd | 219 | 5.5 | MEDIUM | Ignored | 2023-09-19 09:30:11 | Ignored due to low severity | |
| CentOS 8.4 ELS | systemd | 239 | 5.5 | MEDIUM | Released | CLSA-2023:1674163819 | 2023-01-19 19:56:07 | |
| CentOS 8.5 ELS | systemd | 239 | 5.5 | MEDIUM | Released | CLSA-2023:1674164032 | 2023-01-19 19:56:07 | |
| Debian 10 ELS | systemd | 241.0.0 | 5.5 | MEDIUM | Ignored | 2025-10-11 00:18:50 | Ignored due to low severity | |
| Ubuntu 16.04 ELS | systemd | 229-4 | 5.5 | MEDIUM | Released | CLSA-2023:1679349729 | 2023-03-20 21:15:33 | |
| Ubuntu 18.04 ELS | systemd | 237-3 | 5.5 | MEDIUM | Already Fixed | 2023-06-02 09:10:36 |