Vigil@nce - systemd: memory corruption via alloca
March 2019 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer...
SYNTHESIS OF THE VULNERABILITY
Impacted products: Debian, openSUSE Leap, RHEL, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Consequences: administrator access/rights, denial of service on service.
Provenance: user shell.
Confidence: confirmed by the editor (5/5).
Creation date: 10/01/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker can trigger a memory corruption via alloca() of systemd, in order to trigger a denial of service, and possibly to run code.
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