RHSA-2026:27812

Advisory lineage Upstream: 1 Downstream: 0
Upstream
Published: 23 Jun 2026, 10:08
Last modified:30 Jun 2026, 10:47

Vulnerability Summary

Overall Risk (default)
medium
28/100
CVSS Score
7 HIGH
3.1 (osv_red_hat)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

23 Jun 2026, 10:08
Published
Vulnerability first disclosed
30 Jun 2026, 10:47
Last Modified
Vulnerability information updated

Description

Red Hat Security Advisory: kernel-rt security update

CVSS Metrics

  • v3.1HIGHScore: 7CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Systems

  • redhatkernel-rt

    < 0:4.18.0-553.137.1.rt7.478.el8_10 | < 0:4.18.0-553.137.1.rt7.478.el8_10

  • redhatkernel-rt-core

    < 0:4.18.0-553.137.1.rt7.478.el8_10 | < 0:4.18.0-553.137.1.rt7.478.el8_10

  • redhatkernel-rt-debug

    < 0:4.18.0-553.137.1.rt7.478.el8_10 | < 0:4.18.0-553.137.1.rt7.478.el8_10

  • redhatkernel-rt-debug-core

    < 0:4.18.0-553.137.1.rt7.478.el8_10 | < 0:4.18.0-553.137.1.rt7.478.el8_10

  • redhatkernel-rt-debug-debuginfo

    < 0:4.18.0-553.137.1.rt7.478.el8_10 | < 0:4.18.0-553.137.1.rt7.478.el8_10

  • redhatkernel-rt-debug-devel

    < 0:4.18.0-553.137.1.rt7.478.el8_10 | < 0:4.18.0-553.137.1.rt7.478.el8_10

  • redhatkernel-rt-debug-kvm

    < 0:4.18.0-553.137.1.rt7.478.el8_10 | < 0:4.18.0-553.137.1.rt7.478.el8_10

  • redhatkernel-rt-debug-modules

    < 0:4.18.0-553.137.1.rt7.478.el8_10 | < 0:4.18.0-553.137.1.rt7.478.el8_10

  • redhatkernel-rt-debug-modules-extra

    < 0:4.18.0-553.137.1.rt7.478.el8_10 | < 0:4.18.0-553.137.1.rt7.478.el8_10

  • redhatkernel-rt-debuginfo

    < 0:4.18.0-553.137.1.rt7.478.el8_10 | < 0:4.18.0-553.137.1.rt7.478.el8_10

  • redhatkernel-rt-debuginfo-common-x86_64

    < 0:4.18.0-553.137.1.rt7.478.el8_10 | < 0:4.18.0-553.137.1.rt7.478.el8_10

  • redhatkernel-rt-devel

    < 0:4.18.0-553.137.1.rt7.478.el8_10 | < 0:4.18.0-553.137.1.rt7.478.el8_10

  • redhatkernel-rt-kvm

    < 0:4.18.0-553.137.1.rt7.478.el8_10 | < 0:4.18.0-553.137.1.rt7.478.el8_10

  • redhatkernel-rt-modules

    < 0:4.18.0-553.137.1.rt7.478.el8_10 | < 0:4.18.0-553.137.1.rt7.478.el8_10

  • redhatkernel-rt-modules-extra

    < 0:4.18.0-553.137.1.rt7.478.el8_10 | < 0:4.18.0-553.137.1.rt7.478.el8_10

References (8)