Bug 2540391 (CVE-2026-93817) - CVE-2026-93817 kernel: perf: Fix addr_filter_ranges lifetime
Summary: CVE-2026-93817 kernel: perf: Fix addr_filter_ranges lifetime
Keywords:
Status: NEW
Alias: CVE-2026-93817
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-09-24 16:38 UTC by OSIDB Bzimport
Modified: 2026-11-11 11:34 UTC (History)
17 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2026:85773 0 None None None 2026-10-20 03:52:04 UTC
Red Hat Product Errata RHSA-2026:85774 0 None None None 2026-10-20 03:42:49 UTC
Red Hat Product Errata RHSA-2026:86033 0 None None None 2026-10-20 20:31:21 UTC
Red Hat Product Errata RHSA-2026:88477 0 None None None 2026-10-23 00:37:24 UTC
Red Hat Product Errata RHSA-2026:89197 0 None None None 2026-10-27 22:03:40 UTC
Red Hat Product Errata RHSA-2026:97873 0 None None None 2026-11-10 22:14:45 UTC
Red Hat Product Errata RHSA-2026:98608 0 None None None 2026-11-11 11:34:34 UTC

Description OSIDB Bzimport 2026-09-24 16:38:35 UTC 
In the Linux kernel, the following vulnerability has been resolved:

perf: Fix addr_filter_ranges lifetime

Lee Jia Jie reported that since event::addr_filter_ranges is used
under RCU, it should be RCU freed.
Comment 1 Mauro Matteo Cascella 2026-09-28 14:09:59 UTC 
Upstream advisory:
https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-93817.mbox
Comment 4 Jon Orris 2026-10-20 03:42:47 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:85774 https://access.redhat.com/errata/RHSA-2026:85774
Comment 5 Jon Orris 2026-10-20 03:52:02 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:85773 https://access.redhat.com/errata/RHSA-2026:85773
Comment 6 Jon Orris 2026-10-20 20:31:20 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:86033 https://access.redhat.com/errata/RHSA-2026:86033
Comment 7 Jon Orris 2026-10-23 00:37:23 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:88477 https://access.redhat.com/errata/RHSA-2026:88477
Comment 8 Jon Orris 2026-10-27 22:03:38 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.22

Via RHSA-2026:89197 https://access.redhat.com/errata/RHSA-2026:89197
Comment 11 errata-xmlrpc 2026-11-10 22:14:44 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:97873 https://access.redhat.com/errata/RHSA-2026:97873
Comment 12 errata-xmlrpc 2026-11-11 11:34:30 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:98608 https://access.redhat.com/errata/RHSA-2026:98608
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