Description
An off-by-one Error issue was discovered in Systemd in format_timespan() function of time-util.c. An attacker could supply specific values for time and accuracy that leads to buffer overrun in format_timespan(), leading to a Denial of Service.
Scores
CVSS v3
5.5
EPSS
0.0003
EPSS Percentile
10.2%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-193
Status
published
Products (4)
fedoraproject/fedora
35
redhat/enterprise_linux
8.0
redhat/enterprise_linux
9.0
systemd_project/systemd
< 251
Published
Nov 08, 2022
Tracked Since
Feb 18, 2026