CVE-2018-16864
systemd - security update
7.8
HIGH
CVSS 3.1
EPSS 0.15%
Description
An allocation of memory without limits, that could result in the stack clashing with another memory region, was discovered in systemd-journald when a program with long command line arguments calls syslog. A local attacker may use this flaw to crash systemd-journald or escalate his privileges. Versions through v240 are vulnerable.
How to fix CVE-2018-16864
To remediate CVE-2018-16864, upgrade the affected package to a fixed version below.
- —upgrade to 240-4 or later
- —upgrade to 215-17+deb8u9 or later
- —upgrade to 232-25+deb9u7 or later
Is CVE-2018-16864 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 240-4
- from 0, < 215-17+deb8u9
- from 0, < 232-25+deb9u7
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |