CANONICALVERIFIED
USN-8829-1: Plasma Workspace vulnerability
Checked 29 Sep 2026. BlackTree preserves the last verified facts if a later source check is temporarily unavailable.
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UBUNTU SECURITY NOTICECANONICALVERIFIED
PUBLISHER UPDATE · USN-8829-1
USN-8829-1 release notes and known issues
USN-8829-1: Plasma Workspace vulnerability
Scope: Ubuntu. This update record adds version, fix and known-issue context. Its publication date is not a lifecycle boundary.
Summary
Fabian Vogt discovered that Plasma Workspace did not properly authenticate local clients connecting to the session manager. A local attacker could possibly use this issue to execute arbitrary code as another user.
Improvements and security content
- Fabian Vogt discovered that Plasma Workspace did not properly authenticate local clients connecting to the session manager. A local attacker could possibly use this issue to execute arbitrary code as another user.
Known issues
Publisher statementNot stated. The verified publisher record does not contain a known-issues statement.
Affected products and versions
Products
- Ubuntu
Affected versions
- See the official publisher source for applicability.
Fixed versions or updates
- No fixed version is stated in this record.
Recommended action
Review the official publisher document before deployment.
Lifecycle connections
These links connect the publisher update to related Lifecycle records without treating the update publication date as an end-of-support date.