CVE-2018-16865
- State
- Published
- Severity
- 7.5 High
- Published
- Jan 11, 2019
- Updated
- Jun 9, 2025
- Reserved
- Sep 11, 2018
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.0 | 7.5 High | CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H | redhat |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
systemdThe systemd Project |
|
References
- RHSA-2019:0342vendor-advisory
- [debian-lts-announce] 20190123 [SECURITY] [DLA 1639-1] systemd security updatemailing-list
- 106525vdb-entry
- DSA-4367vendor-advisory
- RHSA-2019:0204vendor-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16865
- https://security.netapp.com/advisory/ntap-20190117-0001/
- https://www.qualys.com/2019/01/09/system-down/system-down.txt
- USN-3855-1vendor-advisory
- RHSA-2019:0049vendor-advisory
- RHSA-2019:0271vendor-advisory
- RHSA-2019:0361vendor-advisory
- GLSA-201903-07vendor-advisory
- https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
- RHBA-2019:0327vendor-advisory
- [oss-security] 20190510 Re: System Down: A systemd-journald exploitmailing-list
- 20190513 Re: System Down: A systemd-journald exploitmailing-list
- http://packetstormsecurity.com/files/152841/System-Down-A-systemd-journald-Exploit.html
- 20190513 Re: System Down: A systemd-journald exploitmailing-list
- RHSA-2019:2402vendor-advisory
- [oss-security] 20210720 CVE-2021-33910: Denial of service (stack exhaustion) in systemd (PID 1)mailing-list
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