Low severity3.3NVD Advisory· Published Jan 11, 2019· Updated Jun 17, 2026
CVE-2018-16866
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
51- Range: v221 to v239
- The systemd Project/systemdv5Range: from v221 to v239
- osv-coords22 versionspkg:rpm/suse/systemd&distro=SUSE%20OpenStack%20Cloud%207pkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4pkg:apk/chainguard/py3-supported-systemdpkg:apk/chainguard/py3-systemdpkg:apk/chainguard/py3.10-systemdpkg:apk/chainguard/py3.11-systemdpkg:apk/chainguard/py3.12-systemdpkg:apk/chainguard/py3.13-systemdpkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/opensuse/systemd&distro=openSUSE%20Leap%2015.0pkg:rpm/opensuse/systemd-mini&distro=openSUSE%20Leap%2015.0pkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP3pkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP4pkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP3pkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP4pkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-LTSSpkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3pkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/systemd&distro=SUSE%20Enterprise%20Storage%204pkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015
< 228-150.58.1+ 21 more
- (no CPE)range: < 228-150.58.1
- (no CPE)range: < 228-150.58.1
- (no CPE)range: < 0
- (no CPE)range: < 0
- (no CPE)range: < 0
- (no CPE)range: < 0
- (no CPE)range: < 0
- (no CPE)range: < 0
- (no CPE)range: < 228-150.58.1
- (no CPE)range: < 234-lp150.20.12.1
- (no CPE)range: < 234-lp150.20.12.1
- (no CPE)range: < 228-150.58.1
- (no CPE)range: < 228-150.58.1
- (no CPE)range: < 228-150.58.1
- (no CPE)range: < 228-150.58.1
- (no CPE)range: < 228-150.58.1
- (no CPE)range: < 228-150.58.1
- (no CPE)range: < 228-150.58.1
- (no CPE)range: < 228-150.58.1
- (no CPE)range: < 228-150.58.1
- (no CPE)range: < 228-150.58.1
- (no CPE)range: < 234-24.20.1
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*+ 2 more
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:active_iq_performance_analytics_services:-:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:element_software:*:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:7.6:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:redhat:enterprise_linux:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_compute_node_eus:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_\(structure_a\):7_s390x:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_power_big_endian:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_power_big_endian_eus:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_scientific_computing:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:7.4:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:7.4:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.4:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.4:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_update_services_for_sap_solutions:7.4:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:redhat:enterprise_linux_server_update_services_for_sap_solutions:7.4:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_update_services_for_sap_solutions:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
14- bugzilla.redhat.com/show_bug.cginvdIssue TrackingPatchThird Party Advisory
- www.qualys.com/2019/01/09/system-down/system-down.txtnvdExploitThird Party Advisory
- packetstormsecurity.com/files/152841/System-Down-A-systemd-journald-Exploit.htmlnvdThird Party AdvisoryVDB Entry
- seclists.org/fulldisclosure/2019/May/21nvdMailing ListThird Party Advisory
- www.openwall.com/lists/oss-security/2019/05/10/4nvdMailing ListThird Party Advisory
- www.securityfocus.com/bid/106527nvdThird Party AdvisoryVDB Entry
- access.redhat.com/errata/RHSA-2019:2091nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2019:3222nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2020:0593nvdThird Party Advisory
- seclists.org/bugtraq/2019/May/25nvdMailing ListThird Party Advisory
- security.gentoo.org/glsa/201903-07nvdThird Party Advisory
- security.netapp.com/advisory/ntap-20190117-0001/nvdThird Party Advisory
- usn.ubuntu.com/3855-1/nvdThird Party Advisory
- www.debian.org/security/2019/dsa-4367nvdThird Party Advisory
News mentions
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