Unchecked Input for Loop Condition Affecting cri-o package, versions <0:1.27.8-23.rhaos4.14.git0633bf1.el8


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.84% (58th percentile)

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  • Snyk IDSNYK-RHEL8-CRIO-22339715
  • published8 Nov 2026
  • disclosed7 May 2026

Introduced: 7 May 2026

CVE-2026-33814  (opens in a new tab)
CWE-606  (opens in a new tab)

How to fix?

Upgrade RHEL:8 cri-o to version 0:1.27.8-23.rhaos4.14.git0633bf1.el8 or higher.
This issue was patched in RHSA-2026:89837.

NVD Description

Note: Versions mentioned in the description apply only to the upstream cri-o package and not the cri-o package as distributed by RHEL. See How to fix? for RHEL:8 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