CVE-2019-3815

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.

Category

3.3
CVSS
Severity: Low
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.14%
Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com
Affected: The systemd Project systemd
Published at:
Updated at:

References

Link Tags
https://lists.debian.org/debian-lts-announce/2019/03/msg00013.html third party advisory mailing list
http://www.securityfocus.com/bid/106632 third party advisory vdb entry
https://access.redhat.com/errata/RHSA-2019:0201 vendor advisory
https://access.redhat.com/errata/RHBA-2019:0327 vendor advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3815 vendor advisory issue tracking

Frequently Asked Questions

What is the severity of CVE-2019-3815?
CVE-2019-3815 has been scored as a low severity vulnerability.
How to fix CVE-2019-3815?
To fix CVE-2019-3815, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-3815 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-3815 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-3815?
CVE-2019-3815 affects The systemd Project systemd.
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