Rapid7 Vulnerability & Exploit Database

Amazon Linux AMI 2: CVE-2019-3815: Security patch for systemd (ALAS-2021-1647)

Free InsightVM Trial No Credit Card Necessary
Watch Demo See how it all works
Back to Search

Amazon Linux AMI 2: CVE-2019-3815: Security patch for systemd (ALAS-2021-1647)

Severity
2
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:P)
Published
01/28/2019
Created
06/25/2021
Added
06/24/2021
Modified
02/14/2023

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.

Solution(s)

  • amazon-linux-ami-2-upgrade-libgudev1
  • amazon-linux-ami-2-upgrade-libgudev1-devel
  • amazon-linux-ami-2-upgrade-systemd
  • amazon-linux-ami-2-upgrade-systemd-debuginfo
  • amazon-linux-ami-2-upgrade-systemd-devel
  • amazon-linux-ami-2-upgrade-systemd-journal-gateway
  • amazon-linux-ami-2-upgrade-systemd-libs
  • amazon-linux-ami-2-upgrade-systemd-networkd
  • amazon-linux-ami-2-upgrade-systemd-python
  • amazon-linux-ami-2-upgrade-systemd-resolved
  • amazon-linux-ami-2-upgrade-systemd-sysv

References

insightVM

Advanced vulnerability management analytics and reporting.
Key Features
Free InsightVM Trial View All Features

With Rapid7 live dashboards, I have a clear view of all the assets on my network, which ones can be exploited, and what I need to do in order to reduce the risk in my environment in real-time. No other tool gives us that kind of value and insight.

– Scott Cheney, Manager of Information Security, Sierra View Medical Center

;