vulnerability
Ubuntu: USN-4269-1 (CVE-2020-1712): systemd vulnerabilities
Severity | CVSS | Published | Added | Modified |
---|---|---|---|---|
5 | (AV:L/AC:L/Au:N/C:P/I:P/A:P) | Feb 5, 2020 | Feb 6, 2020 | Mar 22, 2023 |
Severity
5
CVSS
(AV:L/AC:L/Au:N/C:P/I:P/A:P)
Published
Feb 5, 2020
Added
Feb 6, 2020
Modified
Mar 22, 2023
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.
Solution
ubuntu-upgrade-systemd

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