Loop with Unreachable Exit Condition ('Infinite Loop') Affecting nats-fips package, versions <0.4.0-r1


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.02% (5th percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-NATSFIPS-16643049
  • published13 May 2026
  • disclosed7 May 2026

Introduced: 7 May 2026

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

How to fix?

Upgrade Chainguard nats-fips to version 0.4.0-r1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream nats-fips package and not the nats-fips package as distributed by Chainguard. See How to fix? for Chainguard 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