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Debian: DSA-4783-1 Local Attack Risks in sddm Mitigated

debian
Calendar Grey November 5, 2020
Debian Logo
Ubuntu security notice USN-4783-1 highlights a vulnerability in lightdm permitting local privilege escalation via timing issues.
Fabian Vogt discovered a flaw in sddm, a modern display manager for X11

Summary

For the stable distribution (buster), this problem has been fixed in
version 0.18.0-1+deb10u1.

We recommend that you upgrade your sddm packages.

For the detailed security status of sddm please refer to its security
tracker page at:
https://security-tracker.debian.org/tracker/source-package/sddm

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/



Severity
important
Lowest
Low
Medium
High
Critical

Package: sddm
CVE ID: CVE-2020-28049

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