Vulnerability Monitor

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CVE-2022-3821

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.

Published

2022-11-08T22:15:16.700

Last Modified

2025-05-02T18:15:24.840

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.5 (MEDIUM)

Weaknesses

Type: Primary
CWE-193

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	systemd_project	systemd	≤ 251	Yes
Operating System	redhat	enterprise_linux	8.0	Yes
Operating System	redhat	enterprise_linux	9.0	Yes
Operating System	fedoraproject	fedora	35	Yes

References

https://bugzilla.redhat.com/show_bug.cgi?id=2139327 Issue Tracking, Third Party Advisory ([email protected])
https://github.com/systemd/systemd/commit/9102c625a673a3246d7e73d8737f3494446bad4e Patch, Third Party Advisory ([email protected])
https://github.com/systemd/systemd/issues/23928 Exploit, Issue Tracking, Third Party Advisory ([email protected])
https://github.com/systemd/systemd/pull/23933 Patch, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2023/06/msg00036.html ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RVBQC2VLSDVQAPJTEMTREXDL4HYLXG2P/ ([email protected])
https://security.gentoo.org/glsa/202305-15 ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=2139327 Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/systemd/systemd/commit/9102c625a673a3246d7e73d8737f3494446bad4e Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/systemd/systemd/issues/23928 Exploit, Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/systemd/systemd/pull/23933 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2023/06/msg00036.html (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RVBQC2VLSDVQAPJTEMTREXDL4HYLXG2P/ (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/202305-15 (af854a3a-2127-422b-91ae-364da2661108)