RHSA-2026:70483: kernel-rt Red Hat

CVSS: 8.8v3.1HighPublished

Published 23-09-2026Last modified 08-10-2026

Open JSON

Vulnerability summary

RHSA-2026:70483 is a high (CVSS 8.8) vulnerability in kernel-rt Red Hat.

Overall risk

35/100

0100

Medium · default modelHow is this calculated?

CVSS score

8.8/10

010

High · v3.1 (OSV · Red hat), selected by version preference

EPSS score

Not scored

0%100%

No EPSS score yet

KEVNot listedIn no KEV catalog

RansomwareNone recordedNo known use recorded

Public exploits0No public exploits recorded

Advisory lineage

Upstream 7 · Downstream 0

CVE-2026-46150 CVE-2026-52993 CVE-2026-53000 CVE-2026-63887 CVE-2026-63888 CVE-2026-64268+1 more

Timeline

23-09-2026
PublishedVulnerability first disclosed.
08-10-2026
Last modifiedVulnerability information updated.

Description

Red Hat Security Advisory: kernel-rt security, bug fix, and enhancement update

CVSS metrics

1 score · 1 source · 1 version

v3.18.8

EPSS trend

No EPSS score has been published for this record yet.

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Redhat17 products

kernel-rt< 0:5.14.0-284.193.1.rt14.478.el9_2
kernel-rt-core< 0:5.14.0-284.193.1.rt14.478.el9_2
kernel-rt-debug< 0:5.14.0-284.193.1.rt14.478.el9_2
kernel-rt-debug-core< 0:5.14.0-284.193.1.rt14.478.el9_2
kernel-rt-debug-debuginfo< 0:5.14.0-284.193.1.rt14.478.el9_2