kpatch-patch-4_18_0-553_109_1, kpatch-patch-4_18_0-553_40_1, kpatch-patch-4_18_0-553_53_1, kpatch-patch-4_18_0-553_72_1, and kpatch-patch-4_18_0-553_85_1 security update — RHSA-2026:15976

Summary

RHSA-2026:15976 is a security advisory from Red Hat. kpatch-patch-4_18_0-553_109_1, kpatch-patch-4_18_0-553_40_1, kpatch-patch-4_18_0-553_53_1, kpatch-patch-4_18_0-553_72_1, and kpatch-patch-4_18_0-553_85_1 security update Vendor: Red Hat. Reported severity or threat: high. Source updated on 2026-08-04.

Timeline

Published by source

2026-05-11

Last source activity

2026-08-04

Time from publication to latest source activity

85 days

Risk context

• Reported severity or threat level: high.
• Review exposure for the affected product or family: Red Hat Enterprise Linux for x86_64 | Red Hat Enterprise Linux for x86_64 - Extended Life Cycle | Red Hat Enterprise Linux for Power, little endian | Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle.

Product

Red Hat Enterprise Linux for x86_64 | Red Hat Enterprise Linux for x86_64 - Extended Life Cycle | Red Hat Enterprise Linux for Power, little endian | Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle

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-2026:15976

Source

Red Hat

Vendor

Red Hat

Published by source

2026-05-11

Last source activity

2026-08-04

Additional identifiers

15976

Curated by

hlukh.ch

Related advisories and connections

These advisories are connected by shared CVE, product, vendor, source, or time signals.