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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.

🗓️ 18 Aug 2020 07:00:00Reported by MicrosoftType 
mscve
 mscve
🔗 msrc.microsoft.com👁 1 Views

Heap use-after-free in systemd before v245-rc1 due to async Polkit on dbus; attacker may run code.

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18 Aug 2020 07:00Current
8.4High risk
Vulners AI Score8.4
CVSS 24.6
CVSS 3.17.8
EPSS0.0046
SSVC
1