A memory leak was discovered in the backport of fixes for CVE-2018-16864 in Red Hat Enterprise Linux. Function dispatch_message_real() in journald-server.c does not free the memory allocated by set_iovec_field_free() to store the `_CMDLINE=` entry. A local attacker may use this flaw to make systemd-journald crash. This issue only affects versions shipped with Red Hat Enterprise since v219-62.2.
CVSS Details
- CVSS 3.1 Base Score: 3.3
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L)
- CVSS 3.0 Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade systemd-journal-gatewayUpgrade systemd-debuginfoUpgrade systemd-networkdUpgrade systemd-resolvedUpgrade systemdUpgrade libgudev1-develUpgrade systemd-develUpgrade libgudev1Upgrade systemd-libsUpgrade systemd-sysvUpgrade systemd-python | Jun 24, 2021 | Jan 28, 2019 |
| Centos_linux | — | Upgrade systemd-develUpgrade systemd-debuginfoUpgrade systemd-libsUpgrade libgudev1Upgrade systemd-resolvedUpgrade systemdUpgrade systemd-journal-gatewayUpgrade libgudev1-develUpgrade systemd-pythonUpgrade systemd-networkdUpgrade systemd-sysv | Feb 5, 2019 | Jan 28, 2019 |
| Debian | — | Upgrade systemd | Feb 14, 2019 | Feb 14, 2019 |
| F5 Big Ip | — | Update F5 BIG-IP to the latest version | Jun 17, 2026 | Mar 23, 2020 |
| Huawei Euleros 2_0_sp2 | — | Upgrade libgudev1Upgrade systemd-develUpgrade systemd-libsUpgrade systemd-sysvUpgrade libgudev1-develUpgrade systemdUpgrade systemd-python | Apr 2, 2019 | Jan 28, 2019 |
| Huawei Euleros 2_0_sp3 | — | Upgrade systemd-libsUpgrade systemd-develUpgrade systemdUpgrade libgudev1Upgrade systemd-pythonUpgrade systemd-sysvUpgrade libgudev1-devel | May 7, 2019 | Jan 28, 2019 |
| Huawei Euleros 2_0_sp5 | — | Upgrade systemd-pythonUpgrade systemdUpgrade systemd-sysvUpgrade systemd-libsUpgrade systemd-devel | Mar 11, 2019 | Jan 28, 2019 |
| Oracle_linux | — | Upgrade libgudev1-develUpgrade systemd-resolvedUpgrade systemd-networkdUpgrade systemd-journal-gatewayUpgrade systemd-develUpgrade systemd-sysvUpgrade libgudev1Upgrade systemdUpgrade systemd-libsUpgrade systemd-python | Jul 21, 2020 | Jan 14, 2019 |
| Redhat_linux | — | Upgrade libgudev1-develUpgrade systemd-libsUpgrade systemdUpgrade systemd-develUpgrade systemd-pythonUpgrade systemd-sysvUpgrade systemd-networkdUpgrade libgudev1Upgrade systemd-journal-gatewayUpgrade systemd-debuginfoUpgrade systemd-resolved | Jan 30, 2019 | Jan 28, 2019 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub