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out of bounds read was discovered in systemd-journald in the way it parses log messages that terminate with a colon ':'. A local attacker can use this flaw to disclose process memory data. Versions from v221 to v239 are vulnerable.","status":"published","published":"2019-01-11T19:00:00Z","modified":"2025-06-09T15:41:39.884Z","cvss":[{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-125","CWE-200"],"updated_at":"2026-11-02T14:35:11.072321Z"}],"euvd":[{"id":"EUVD-2018-8657","description":"An out of bounds read was discovered in systemd-journald in the way it parses log messages that terminate with a colon ':'. A local attacker can use this flaw to disclose process memory data. Versions from v221 to v239 are vulnerable.","status":"published","published":"2019-01-11T19:00:00Z","modified":"2025-06-09T15:41:39Z","cvss":[{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T20:32:27.753525Z"}],"ghsa":[{"id":"GHSA-jr8q-jw7m-4m3m","title":"An out of bounds read was discovered in systemd-journald in the way it parses log messages that...","description":"An out of bounds read was discovered in systemd-journald in the way it parses log messages that terminate with a colon ':'. A local attacker can use this flaw to disclose process memory data. Versions from v221 to v239 are vulnerable.","status":"published","published":"2022-05-13T01:03:33Z","modified":"2023-02-13T06:32:00Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"cwes":["CWE-125","CWE-200"],"updated_at":"2026-11-02T14:54:06.501947Z"}],"nvd":[{"id":"CVE-2018-16866","description":"An out of bounds read was discovered in systemd-journald in the way it parses log messages that terminate with a colon ':'. A local attacker can use this flaw to disclose process memory data. Versions from v221 to v239 are vulnerable.","status":"published","published":"2019-01-11T19:29:00.233Z","modified":"2026-06-17T01:44:56.797Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"primary"},{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:P/I:N/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-125","CWE-200"],"updated_at":"2026-11-02T14:04:53.079938Z"}],"osv":[{"id":"CVE-2018-16866","description":"An out of bounds read was discovered in systemd-journald in the way it parses log messages that terminate with a colon ':'. A local attacker can use this flaw to disclose process memory data. Versions from v221 to v239 are vulnerable.","status":"published","published":"2019-01-11T19:29:00.233Z","modified":"2026-10-24T10:30:30.109528903Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"updated_at":"2026-11-02T15:44:08.533609Z"},{"id":"DEBIAN-CVE-2018-16866","description":"An out of bounds read was discovered in systemd-journald in the way it parses log messages that terminate with a colon ':'. A local attacker can use this flaw to disclose process memory data. Versions from v221 to v239 are vulnerable.","status":"published","published":"2019-01-11T19:29:00.233Z","modified":"2026-10-23T18:03:01.332028474Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"updated_at":"2026-11-02T15:45:30.290351Z"},{"id":"RHSA-2019:2091","title":"Red Hat Security Advisory: systemd security, bug fix, and enhancement update","status":"published","published":"2024-09-16T02:02:18Z","modified":"2026-06-27T10:07:48Z","cvss":[{"version":"3.0","score":4.4,"vector":"CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:53:06.0195Z"},{"id":"RHSA-2019:3222","title":"Red Hat Security Advisory: systemd security and bug fix update","status":"published","published":"2024-09-16T02:02:26Z","modified":"2026-06-27T10:08:18Z","cvss":[{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:53:06.0195Z"},{"id":"RHSA-2020:0593","title":"Red Hat Security Advisory: systemd security update","status":"published","published":"2024-09-16T02:02:32Z","modified":"2026-06-27T10:09:10Z","cvss":[{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:53:06.535721Z"},{"id":"RHSA-2020:1264","title":"Red Hat Security Advisory: systemd security and bug fix update","status":"published","published":"2024-09-16T02:02:40Z","modified":"2026-06-27T10:09:33Z","cvss":[{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:53:06.535721Z"},{"id":"UBUNTU-CVE-2018-16866","description":"An out of bounds read was discovered in systemd-journald in the way it parses log messages that terminate with a colon ':'. A local attacker can use this flaw to disclose process memory data. Versions from v221 to v239 are vulnerable.","status":"published","published":"2019-01-11T00:00:00Z","modified":"2026-04-22T11:47:50.025097Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low"},{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"},{"version":"3.0","score":3.3,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"updated_at":"2026-11-02T15:54:17.496046Z"},{"id":"DSA-4367-1","title":"systemd - security update","status":"published","published":"2019-01-13T00:00:00Z","modified":"2026-03-09T02:10:43.743195Z","updated_at":"2026-11-02T15:46:16.862196Z"},{"id":"openSUSE-SU-2019:0098-1","title":"Security update for systemd","description":"This update for systemd provides the following fixes:\n\nSecurity issues fixed:\n\n- CVE-2018-16864, CVE-2018-16865: Fixed two memory corruptions through attacker-controlled alloca()s (bsc#1120323)\n- CVE-2018-16866: Fixed an information leak in journald (bsc#1120323)\n- CVE-2018-6954: Fix mishandling of symlinks present in non-terminal path components (bsc#1080919)\n- Fixed an issue during system startup in relation to encrypted swap disks (bsc#1119971)\n\nNon-security issues fixed:\n\n- pam_systemd: Fix 'Cannot create session: Already running in a session' (bsc#1111498)\n- systemd-vconsole-setup: vconsole setup fails, fonts will not be copied to tty (bsc#1114933)\n- systemd-tmpfiles-setup: symlinked /tmp to /var/tmp breaking multiple units (bsc#1045723)\n- Fixed installation issue with /etc/machine-id during update (bsc#1117063)\n- btrfs: qgroups are assigned to parent qgroups after reboot (bsc#1093753)\n- logind: Stop managing VT switches if no sessions are registered on that VT. (bsc#1101591)\n- udev: Downgrade message when settting inotify watch up fails. (bsc#1005023)\n- udev: Ignore the exit code of systemd-detect-virt for memory hot-add.  In SLE-12-SP3,\n  80-hotplug-cpu-mem.rules has a memory hot-add rule that uses systemd-detect-virt to\n  detect non-zvm environment. The systemd-detect-virt returns exit failure code when it\n  detected _none_ state.  The exit failure code causes that the hot-add memory block can\n  not be set to online. (bsc#1076696)\n  \nThis update was imported from the SUSE:SLE-15:Update update project.","status":"published","published":"2019-03-23T10:50:44Z","modified":"2026-02-04T03:49:43.243676Z","updated_at":"2026-11-02T16:58:30.39372Z"},{"id":"SUSE-SU-2019:0135-1","title":"Security update for systemd","description":"This update for systemd provides the following fixes:\n\nSecurity issues fixed:\n\n- CVE-2018-16864, CVE-2018-16865: Fixed two memory corruptions through attacker-controlled alloca()s (bsc#1120323)\n- CVE-2018-16866: Fixed an information leak in journald (bsc#1120323)\n- Fixed an issue during system startup in relation to encrypted swap disks (bsc#1119971)\n\nNon-security issues fixed:\n\n- core: Queue loading transient units after setting their properties. (bsc#1115518)\n- logind: Stop managing VT switches if no sessions are registered on that VT. (bsc#1101591)\n- terminal-util: introduce vt_release() and vt_restore() helpers.\n- terminal: Unify code for resetting kbd utf8 mode a bit.\n- terminal Reset should honour default_utf8 kernel setting.\n- logind: Make session_restore_vt() static.\n- udev: Downgrade message when settting inotify watch up fails. (bsc#1005023)\n- log: Never log into foreign fd #2 in PID 1 or its pre-execve() children. (bsc#1114981)\n- udev: Ignore the exit code of systemd-detect-virt for memory hot-add.  In SLE-12-SP3,\n  80-hotplug-cpu-mem.rules has a memory hot-add rule that uses systemd-detect-virt to\n  detect non-zvm environment. The systemd-detect-virt returns exit failure code when it\n  detected _none_ state.  The exit failure code causes that the hot-add memory block can\n  not be set to online. (bsc#1076696)\n","status":"published","published":"2019-01-21T12:54:40Z","modified":"2026-02-04T04:03:10.221648Z","updated_at":"2026-11-02T15:53:45.926331Z"},{"id":"SUSE-SU-2019:0137-1","title":"Security update for systemd","description":"This update for systemd provides the following fixes:\n\nSecurity issues fixed:\n\n- CVE-2018-16864, CVE-2018-16865: Fixed two memory corruptions through attacker-controlled alloca()s (bsc#1120323)\n- CVE-2018-16866: Fixed an information leak in journald (bsc#1120323)\n- CVE-2018-6954: Fix mishandling of symlinks present in non-terminal path components (bsc#1080919)\n- Fixed an issue during system startup in relation to encrypted swap disks (bsc#1119971)\n\nNon-security issues fixed:\n\n- pam_systemd: Fix 'Cannot create session: Already running in a session' (bsc#1111498)\n- systemd-vconsole-setup: vconsole setup fails, fonts will not be copied to tty (bsc#1114933)\n- systemd-tmpfiles-setup: symlinked /tmp to /var/tmp breaking multiple units (bsc#1045723)\n- Fixed installation issue with /etc/machine-id during update (bsc#1117063)\n- btrfs: qgroups are assigned to parent qgroups after reboot (bsc#1093753)\n- logind: Stop managing VT switches if no sessions are registered on that VT. (bsc#1101591)\n- udev: Downgrade message when settting inotify watch up fails. (bsc#1005023)\n- udev: Ignore the exit code of systemd-detect-virt for memory hot-add.  In SLE-12-SP3,\n  80-hotplug-cpu-mem.rules has a memory hot-add rule that uses systemd-detect-virt to\n  detect non-zvm environment. The systemd-detect-virt returns exit failure code when it\n  detected _none_ state.  The exit failure code causes that the hot-add memory block can\n  not be set to online. (bsc#1076696)\n  ","status":"published","published":"2019-01-21T14:52:48Z","modified":"2026-02-04T02:54:24.535369Z","updated_at":"2026-11-02T15:53:45.926331Z"},{"id":"USN-3855-1","title":"systemd vulnerabilities","description":"It was discovered that systemd-journald allocated variable-length buffers\nfor certain message fields on the stack. A local attacker could\npotentially exploit this to cause a denial of service, or execute\narbitrary code. (CVE-2018-16864)\n\nIt was discovered that systemd-journald allocated variable-length arrays\nof objects representing message fields on the stack. A local attacker\ncould potentially exploit this to cause a denial of service, or execute\narbitrary code. (CVE-2018-16865)\n\nAn out-of-bounds read was discovered in systemd-journald. A local\nattacker could potentially exploit this to obtain sensitive information\nand bypass ASLR protections. (CVE-2018-16866)\n","status":"published","published":"2019-01-11T14:08:50Z","modified":"2026-04-22T09:53:35.496063Z","updated_at":"2026-11-02T16:58:14.019824Z"}]}}