Loop with Unreachable Exit Condition ('Infinite Loop') Affecting adsys package, versions <0.16.3~22.04.2ubuntu0.22.04.1


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.78% (52nd percentile)

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  • Snyk IDSNYK-UBUNTU2204-ADSYS-16654148
  • published12 Jun 2026
  • disclosed7 May 2026

Introduced: 7 May 2026

CVE-2026-33814  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

Upgrade Ubuntu:22.04 adsys to version 0.16.3~22.04.2ubuntu0.22.04.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream adsys package and not the adsys package as distributed by Ubuntu. See How to fix? for Ubuntu:22.04 relevant fixed versions and status.

When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a SETTINGS_MAX_FRAME_SIZE with a value of 0.

CVSS Base Scores

version 3.1