High severity7.8NVD Advisory· Published Jan 11, 2019· Updated Jun 17, 2026

CVE-2018-16865

Description

An allocation of memory without limits, that could result in the stack clashing with another memory region, was discovered in systemd-journald when many entries are sent to the journal socket. A local attacker, or a remote one if systemd-journal-remote is used, may use this flaw to crash systemd-journald or execute code with journald privileges. Versions through v240 are vulnerable.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Systemd Project/journaldllm-create
Range: <=v240
Systemd Project/Systemd
cpe:2.3:a:systemd_project:systemd:*:*:*:*:*:*:*:*
Range: <=240
Red Hat/Enterprise Linux Desktop
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
Red Hat/Enterprise Linux Server
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
Red Hat/Enterprise Linux Server Aus2 versions
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*
Red Hat/Enterprise Linux Eus2 versions
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*
Red Hat/Enterprise Linux Server Tus2 versions
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.3:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.3:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*
Red Hat/Enterprise Linux Workstation
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
Debian/linux2 versions
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
Canonical/Ubuntu Linux3 versions
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:*:*:*:*:*:*:*
Oracle Corporation/Communications Session Border Controller3 versions
cpe:2.3:a:oracle:communications_session_border_controller:8.0.0:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:oracle:communications_session_border_controller:8.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:communications_session_border_controller:8.1.0:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:communications_session_border_controller:8.2.0:*:*:*:*:*:*:*
Oracle Corporation/Enterprise Communications Broker2 versions
cpe:2.3:a:oracle:enterprise_communications_broker:3.0.0:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:oracle:enterprise_communications_broker:3.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:enterprise_communications_broker:3.1.0:*:*:*:*:*:*:*
The systemd Project/systemdv5
Range: through v240
osv-coords26 versions
pkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSS pkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1 pkg:apk/chainguard/py3-systemd pkg:apk/chainguard/py3.13-systemd pkg:apk/chainguard/py3-supported-systemd pkg:apk/chainguard/py3.10-systemd pkg:apk/chainguard/py3.11-systemd pkg:apk/chainguard/py3.12-systemd pkg:rpm/opensuse/systemd-mini&distro=openSUSE%20Leap%2015.0 pkg:rpm/suse/systemd&distro=SUSE%20OpenStack%20Cloud%207 pkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP4 pkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-LTSS pkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4 pkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSS pkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP3 pkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2 pkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP3 pkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP4 pkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCL pkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3 pkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3 pkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4 pkg:rpm/suse/systemd&distro=SUSE%20Enterprise%20Storage%204 pkg:rpm/suse/systemd&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015 pkg:rpm/opensuse/systemd&distro=openSUSE%20Tumbleweed pkg:rpm/opensuse/systemd&distro=openSUSE%20Leap%2015.0
< 210-70.74.1+ 25 more
- (no CPE)range: < 210-70.74.1
- (no CPE)range: < 210-116.19.1
- (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: < 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: < 210-116.19.1
- (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
- (no CPE)range: < 249.4-2.2
- (no CPE)range: < 234-lp150.20.12.1

Patches

Vulnerability mechanics

References

bugzilla.redhat.com/show_bug.cginvdIssue TrackingPatch
www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.htmlnvdPatchThird 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.openwall.com/lists/oss-security/2021/07/20/2nvdMailing ListThird Party Advisory
www.securityfocus.com/bid/106525nvdThird Party AdvisoryVDB Entry
access.redhat.com/errata/RHBA-2019:0327nvdThird Party Advisory
access.redhat.com/errata/RHSA-2019:0049nvdThird Party Advisory
access.redhat.com/errata/RHSA-2019:0204nvdThird Party Advisory
access.redhat.com/errata/RHSA-2019:0271nvdThird Party Advisory
access.redhat.com/errata/RHSA-2019:0342nvdThird Party Advisory
access.redhat.com/errata/RHSA-2019:0361nvdThird Party Advisory
access.redhat.com/errata/RHSA-2019:2402nvdThird Party Advisory
lists.debian.org/debian-lts-announce/2019/01/msg00016.htmlnvdMailing ListThird 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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cvss	0.507
epss	0.002
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000