CVE-2019-3815 — Missing Release of Memory after Effective Lifetime in Systemd Project Systemd

CWE-401 — Missing Release of Memory after Effective Lifetime6 documents6 sources
Severity
3.3LOWNVD
CNA7.8
EPSS
0.1%
top 68.22%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
8
THE Systemd Project SystemdDebian LinuxRedhat Enterprise Linux Desktop+5 more
Timeline
PublishedJan 28
Latest updateMay 13

Description

A memory leak was discovered in the backport of fixes for CVE-2018-16864 in Red Hat Enterprise Linux. Function dispatch_message_real() in journald-server.c does not free the memory allocated by set_iovec_field_free() to store the `_CMDLINE=` entry. A local attacker may use this flaw to make systemd-journald crash. This issue only affects versions shipped with Red Hat Enterprise since v219-62.2.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:LExploitability: 1.8 | Impact: 1.4

Affected Packages4 packages

▶CVEListV5the_systemd_project/systemdv219-62.2 and newer

Also affects: Enterprise Linux 7.6, Debian Linux 8.0, Openshift Container Platform 3.11

🔴Vulnerability Details

2
GHSA
GHSA-c7jw-qwf7-gqxx: A memory leak was discovered in the backport of fixes for CVE-2018-16864 in Red Hat Enterprise Linux↗2022-05-13
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CVEList
CVE-2019-3815: A memory leak was discovered in the backport of fixes for CVE-2018-16864 in Red Hat Enterprise Linux↗2019-01-28
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📋Vendor Advisories

2
Red Hat
systemd: memory leak in journald-server.c introduced by fix for CVE-2018-16864↗2019-01-14
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Debian
CVE-2019-3815: systemd - A memory leak was discovered in the backport of fixes for CVE-2018-16864 in Red ...↗2019
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💬Community

1
Bugzilla
CVE-2019-3815 systemd: memory leak in journald-server.c introduced by fix for CVE-2018-16864↗2019-01-16
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CVE-2019-3815 — Systemd Project Systemd vulnerability | cvebase