Improper Handling of Exceptional Conditions Affecting bus1/dbus-broker package, versions [0,]
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published25 Jul 2026
- disclosed23 Jul 2026
- creditUnknown
Introduced: 23 Jul 2026
CVE-2026-16730 (opens in a new tab)How to fix?
A fix was pushed into the master branch but not yet published.
Overview
Affected versions of this package are vulnerable to Improper Handling of Exceptional Conditions when the process file-descriptor limit is reached during peer setup, specifically when handling EMFILE/ENFILE errors in SO_PEERPIDFD. An attacker can cause the broker to exit and disrupt the desktop session by opening many connections to the user session bus.