Important: krb5 security update — RHSA-2026:19357

Summary

RHSA-2026:19357 is a security advisory from Red Hat. Important: krb5 security update Vendor: Red Hat. Reported severity or threat: high.

Risk context

• Reported severity or threat level: high.
• Review exposure for the affected product or family: Red Hat Enterprise Linux.

Product

Red Hat Enterprise Linux

What to do

General, cautious steps (verify details in the official source):

• Prioritize patching or mitigation immediately (treat as actively risky).
• Identify affected product versions in your inventory and verify whether you are impacted.
• Apply vendor patches/updates or recommended mitigations as soon as available.
• Read the official advisory for exact affected versions and remediation steps.

Official advisory

• Read the official source

Evidence and provenance

Canonical advisory ID

RHSA-2026:19357

Source

Red Hat

Vendor

Red Hat

Published by source

2026-05-19

Last source activity

2026-05-19

Curated by

hlukh.ch

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