RLSA-2026:66355

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Source
https://errata.rockylinux.org/RLSA-2026:66355
Import Source
https://storage.googleapis.com/resf-osv-data/RLSA-2026:66355.json
JSON Data
https://api.osv.dev/v1/vulns/RLSA-2026:66355
Upstream
Published
2026-09-11T12:09:43Z
Modified
2026-09-11T12:30:03Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
Important: kernel security update
Details

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

  • kernel: net: bridge: stop fast-leave after deleting a port group (CVE-2026-74480)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Database specific 
{
    "license": "CC-BY-4.0",
    "license_url": "https://creativecommons.org/licenses/by/4.0/",
    "source_advisory": "RHSA-2026:66355"
}
References
Credits
    • Rocky Enterprise Software Foundation
    • Red Hat

Affected packages

Rocky Linux:10 / kernel

Package

Name
kernel
Purl
pkg:rpm/rocky-linux/kernel?distro=rocky-linux-10&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:6.12.0-211.54.1.el10_2
Database specific
Show details 
{
    "yum_repository": "BaseOS"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:66355.json"