Missing Release of Resource after Effective Lifetime Affecting container-tools:rhel8/criu package, versions <0:3.18-5.module+el8.10.0+24482+e50f4e4f


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.53% (42nd percentile)

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  • Snyk IDSNYK-RHEL8-CONTAINERTOOLS-17823686
  • published6 Jul 2026
  • disclosed22 May 2026

Introduced: 22 May 2026

CVE-2026-39830  (opens in a new tab)
CWE-772  (opens in a new tab)

How to fix?

Upgrade RHEL:8 container-tools:rhel8/criu to version 0:3.18-5.module+el8.10.0+24482+e50f4e4f or higher.
This issue was patched in RHSA-2026:35833.

NVD Description

Note: Versions mentioned in the description apply only to the upstream container-tools:rhel8/criu package and not the container-tools:rhel8/criu package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

A malicious SSH peer could send unsolicited global request responses to fill an internal buffer, blocking the connection's read loop. The blocked goroutine could not be released by calling Close(), resulting in a resource leak per connection. Unsolicited global responses are now discarded.

CVSS Base Scores

version 3.1