Improper Certificate Validation Affecting podman-remote package, versions <6:5.8.2-4.el9_8


Severity

Recommended
high

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.5% (42nd percentile)

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  • Snyk IDSNYK-ROCKY9-PODMANREMOTE-17945686
  • published11 Jul 2026
  • disclosed22 May 2026

Introduced: 22 May 2026

CVE-2026-39835  (opens in a new tab)
CWE-295  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:9 podman-remote to version 6:5.8.2-4.el9_8 or higher.
This issue was patched in RLSA-2026:37123.

NVD Description

Note: Versions mentioned in the description apply only to the upstream podman-remote package and not the podman-remote package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux:9 relevant fixed versions and status.

SSH servers which use CertChecker as a public key callback without setting IsUserAuthority or IsHostAuthority could be caused to panic by a client presenting a certificate. CertChecker now returns an error instead of panicking when these callbacks are nil.

References

CVSS Base Scores

version 3.1