Loop with Unreachable Exit Condition ('Infinite Loop') Affecting porch package, versions <0.2.6-r1


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.84% (58th percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-PORCH-16636071
  • published11 May 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 Chainguard porch to version 0.2.6-r1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream porch package and not the porch 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.

References

CVSS Base Scores

version 3.1