vulnerability
Red Hat: CVE-2020-1712: CVE-2020-1712 systemd: use-after-free when asynchronous polkit queries are performed (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:L/Au:N/C:P/I:P/A:P) | Feb 24, 2020 | Feb 25, 2020 | Aug 11, 2025 |
Severity
5
CVSS
(AV:L/AC:L/Au:N/C:P/I:P/A:P)
Published
Feb 24, 2020
Added
Feb 25, 2020
Modified
Aug 11, 2025
Description
A heap use-after-free vulnerability was found in systemd before version v245-rc1, where asynchronous Polkit queries are performed while handling dbus messages. A local unprivileged attacker can abuse this flaw to crash systemd services or potentially execute code and elevate their privileges, by sending specially crafted dbus messages.
Solutions
redhat-upgrade-systemdredhat-upgrade-systemd-containerredhat-upgrade-systemd-container-debuginforedhat-upgrade-systemd-debuginforedhat-upgrade-systemd-debugsourceredhat-upgrade-systemd-develredhat-upgrade-systemd-journal-remoteredhat-upgrade-systemd-journal-remote-debuginforedhat-upgrade-systemd-libsredhat-upgrade-systemd-libs-debuginforedhat-upgrade-systemd-pamredhat-upgrade-systemd-pam-debuginforedhat-upgrade-systemd-testsredhat-upgrade-systemd-tests-debuginforedhat-upgrade-systemd-udevredhat-upgrade-systemd-udev-debuginfo
NEW
Explore Exposure Command
Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.