Linux
systemd-timesyncd security updates
Patch Radar has 25 security fixes for systemd-timesyncd, closing 14 CVEs. The newest security fix is systemd-timesyncd 249.11-0ubuntu3.22, released August 11, 2026.
Latest version
n/a
Release date not known
Security fixes
25
On record in Patch Radar
CVEs
14
Closed by those fixes
Exploited
0
Vendor report or CISA KEV
Security fixes, newest first
| Priority | Fix | Release | Fixed in | CVEs | Exploited | Released |
|---|---|---|---|---|---|---|
| Routine | systemd-timesyncd 249.11-0ubuntu3.22 | Ubuntu 22.04.1 LTS (jammy) | 249.11-0ubuntu3.22 | 2 | Aug 11, 2026 | |
| Routine | systemd-timesyncd 255.4-1ubuntu8.17 | Ubuntu 24.04.5 LTS (noble) | 255.4-1ubuntu8.17 | 2 | Aug 11, 2026 | |
| Routine | systemd-timesyncd 259.5-0ubuntu3.4 | Ubuntu 26.04.1 LTS (resolute) | 259.5-0ubuntu3.4 | 3 | Aug 9, 2026 | |
| High | systemd-timesyncd 257.9-0ubuntu2.3 | Ubuntu 25.10 (questing) | 257.9-0ubuntu2.3 | 2 | Apr 15, 2026 | |
| High | systemd-timesyncd 255.4-1ubuntu8.14 | Ubuntu 24.04.5 LTS (noble) | 255.4-1ubuntu8.14 | 2 | Apr 15, 2026 | |
| High | systemd-timesyncd 249.11-0ubuntu3.19 | Ubuntu 22.04.1 LTS (jammy) | 249.11-0ubuntu3.19 | 2 | Apr 15, 2026 | |
| High | systemd-timesyncd 245.4-4ubuntu3.24+esm3 | Ubuntu 20.04 LTS (focal) | 245.4-4ubuntu3.24+esm3 | 2 | Apr 15, 2026 | |
| Routine | systemd-timesyncd 249.11-0ubuntu3.21 | Ubuntu 22.04.1 LTS (jammy) | 249.11-0ubuntu3.21 | 2 | Apr 10, 2026 | |
| Routine | systemd-timesyncd 255.4-1ubuntu8.16 | Ubuntu 24.04.5 LTS (noble) | 255.4-1ubuntu8.16 | 1 | Apr 10, 2026 | |
| Routine | systemd-timesyncd 257.9-0ubuntu2.5 | Ubuntu 25.10 (questing) | 257.9-0ubuntu2.5 | 1 | Apr 10, 2026 | |
| Routine | systemd-timesyncd 257.4-1ubuntu3.1 | Ubuntu 25.04 (plucky) | 257.4-1ubuntu3.1 | 1 | Jan 16, 2026 | |
| High | systemd-timesyncd 244.1-0ubuntu3 | Ubuntu 25.04 (plucky) | 244.1-0ubuntu3 | 1 | Jan 16, 2026 | |
| Routine | systemd-timesyncd 248.3-1ubuntu3 | Ubuntu 25.04 (plucky) | 248.3-1ubuntu3 | 1 | Jan 16, 2026 | |
| Routine | systemd-timesyncd 256.5-2ubuntu3.3 | Ubuntu 24.10 (oracular) | 256.5-2ubuntu3.3 | 1 | Jan 16, 2026 | |
| Routine | systemd-timesyncd 255.2-3ubuntu1 | Ubuntu 25.04 (plucky) | 255.2-3ubuntu1 | 1 | Jan 16, 2026 | |
| Routine | systemd-timesyncd 255.2-3ubuntu1 | Ubuntu 24.10 (oracular) | 255.2-3ubuntu1 | 1 | Jan 16, 2026 | |
| High | systemd-timesyncd 244.1-0ubuntu3 | Ubuntu 24.10 (oracular) | 244.1-0ubuntu3 | 1 | Jan 16, 2026 | |
| Routine | systemd-timesyncd 248.3-1ubuntu3 | Ubuntu 24.10 (oracular) | 248.3-1ubuntu3 | 1 | Jan 16, 2026 | |
| Routine | systemd-timesyncd 245.4-4ubuntu3.24+esm1 | Ubuntu 20.04 LTS (focal) | 245.4-4ubuntu3.24+esm1 | 1 | May 30, 2025 | |
| Routine | systemd-timesyncd 249.11-0ubuntu3.16 | Ubuntu 22.04.1 LTS (jammy) | 249.11-0ubuntu3.16 | 1 | May 30, 2025 | |
| Routine | systemd-timesyncd 255.4-1ubuntu8.8 | Ubuntu 24.04.5 LTS (noble) | 255.4-1ubuntu8.8 | 1 | May 30, 2025 | |
| Routine | systemd-timesyncd 245.4-4ubuntu3.20 | Ubuntu 20.04 LTS (focal) | 245.4-4ubuntu3.20 | 2 | Jan 11, 2023 | |
| Routine | systemd-timesyncd 249.11-0ubuntu3.7 | Ubuntu 22.04.1 LTS (jammy) | 249.11-0ubuntu3.7 | 2 | Jan 11, 2023 | |
| Routine | systemd-timesyncd 245.4-4ubuntu3.15 | Ubuntu 20.04 LTS (focal) | 245.4-4ubuntu3.15 | 1 | Jan 9, 2022 | |
| Routine | systemd-timesyncd 245.4-4ubuntu3.10 | Ubuntu 20.04 LTS (focal) | 245.4-4ubuntu3.10 | 2 | Jul 20, 2021 |
Patch Radar data is free to use with attribution. Terms and how to credit it.
Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.