Improper Preservation of Permissions 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% (41st percentile)

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  • Snyk IDSNYK-RHEL8-CONTAINERTOOLS-17823688
  • published6 Jul 2026
  • disclosed22 May 2026

Introduced: 22 May 2026

CVE-2026-39832  (opens in a new tab)
CWE-281  (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.

When adding a key to a remote agent constraint extensions such as restrict-destination-v00@openssh.com were not serialized in the request. Destination restrictions were silently stripped when forwarding keys, allowing unrestricted use of the key on the remote host. The client now serializes all constraint extensions. Additionally, the in-memory keyring returned by NewKeyring() now rejects keys with unsupported constraint extensions instead of silently ignoring them.

CVSS Base Scores

version 3.1