Vulnerability Details : CVE-2019-3815
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.
Products affected by CVE-2019-3815
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:openshift_container_platform:3.11:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-3815
0.14%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 31 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-3815
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
2.1
|
LOW | AV:L/AC:L/Au:N/C:N/I:N/A:P |
3.9
|
2.9
|
NIST | |
|
3.3
|
LOW | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L |
1.8
|
1.4
|
Red Hat, Inc. | |
|
3.3
|
LOW | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L |
1.8
|
1.4
|
NIST |
CWE ids for CVE-2019-3815
-
The product does not sufficiently track and release allocated memory after it has been used, making the memory unavailable for reallocation and reuse.Assigned by:
- nvd@nist.gov (Secondary)
- secalert@redhat.com (Primary)
References for CVE-2019-3815
-
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3815
1666690 – (CVE-2019-3815) CVE-2019-3815 systemd: memory leak in journald-server.c introduced by fix for CVE-2018-16864Issue Tracking;Vendor Advisory
-
http://www.securityfocus.com/bid/106632
systemd-journald CVE-2019-3815 Local Denial of Service VulnerabilityThird Party Advisory;VDB Entry
-
https://access.redhat.com/errata/RHBA-2019:0327
RHBA-2019:0327 - Bug Fix Advisory - Red Hat Customer PortalVendor Advisory
-
https://access.redhat.com/errata/RHSA-2019:0201
RHSA-2019:0201 - Security Advisory - Red Hat Customer PortalVendor Advisory
-
https://lists.debian.org/debian-lts-announce/2019/03/msg00013.html
[SECURITY] [DLA 1711-1] systemd security updateMailing List;Third Party Advisory
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