Improper Validation of Specified Quantity in Input 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
0.42% (34th percentile)

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  • Snyk IDSNYK-RHEL8-CONTAINERTOOLS-17823684
  • published6 Jul 2026
  • disclosed22 May 2026

Introduced: 22 May 2026

CVE-2026-39829  (opens in a new tab)
CWE-1284  (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.

The RSA and DSA public key parsers did not enforce size limits on key parameters. A crafted public key with an excessively large modulus or DSA parameter could cause several minutes of CPU consumption during signature verification. This could be triggered by unauthenticated clients during public key authentication. RSA moduli are now limited to 8192 bits, and DSA parameters are validated per FIPS 186-2.

CVSS Base Scores

version 3.1