Bug 2486958 (CVE-2025-10263)

Summary: CVE-2025-10263 kernel: Arm Processors: Privilege escalation or information disclosure via writes to higher exception level resources
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
Status: NEW --- QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedCC: rhel-process-autobot, watson-tool-maintainers
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: ---
Doc Text:
A flaw was found in multiple Arm processors. This vulnerability affects various Arm Cortex and Neoverse series processors, including C1-Ultra, C1-Premium, Neoverse V3, V3AE, V2, V1, N2, N1, Cortex-X925, X4, X3, X2, X1, X1C, Cortex-A710, A78, A78AE, A78C, A77, A76, and A76A. A lower-privileged attacker may exploit this to write to resources owned by a higher exception level, potentially leading to privilege escalation or information disclosure.
Story Points: ---
Clone Of: Environment:
Last Closed: Type: ---
Regression: --- Mount Type: ---
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:

Description OSIDB Bzimport 2026-06-09 11:01:59 UTC
Arm C1-Ultra, C1-Premium, Neoverse V3 & V3AE, Neoverse V2, Neoverse V1, Neoverse-N2, Neoverse-N1, Cortex-X925, Cortex-X4, Cortex-X3, Cortex-X2, Cortex-X1 & X1C, Cortex-A710, Cortex-A78, A78AE & A78C, Cortex-A77, Cortex-A76 & A76A may allow writes to resources owned by a higher exception level.

Comment 1 errata-xmlrpc 2026-07-02 13:42:32 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:34911 https://access.redhat.com/errata/RHSA-2026:34911

Comment 2 errata-xmlrpc 2026-07-06 19:57:21 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:36018 https://access.redhat.com/errata/RHSA-2026:36018

Comment 3 errata-xmlrpc 2026-07-07 19:25:47 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:36348 https://access.redhat.com/errata/RHSA-2026:36348

Comment 4 errata-xmlrpc 2026-07-07 19:40:36 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:36349 https://access.redhat.com/errata/RHSA-2026:36349

Comment 5 errata-xmlrpc 2026-07-21 15:13:29 UTC
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.22

Via RHSA-2026:40764 https://access.redhat.com/errata/RHSA-2026:40764

Comment 6 errata-xmlrpc 2026-07-28 21:06:05 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On

Via RHSA-2026:47248 https://access.redhat.com/errata/RHSA-2026:47248

Comment 7 errata-xmlrpc 2026-07-31 13:15:31 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On

Via RHSA-2026:49033 https://access.redhat.com/errata/RHSA-2026:49033

Comment 8 errata-xmlrpc 2026-07-31 15:05:41 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.6 Extended Update Support

Via RHSA-2026:49031 https://access.redhat.com/errata/RHSA-2026:49031

Comment 9 errata-xmlrpc 2026-08-07 17:02:12 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions

Via RHSA-2026:51604 https://access.redhat.com/errata/RHSA-2026:51604

Comment 10 errata-xmlrpc 2026-08-07 17:02:18 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions

Via RHSA-2026:51603 https://access.redhat.com/errata/RHSA-2026:51603

Comment 11 errata-xmlrpc 2026-08-07 18:23:09 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions

Via RHSA-2026:51746 https://access.redhat.com/errata/RHSA-2026:51746

Comment 12 errata-xmlrpc 2026-08-10 05:35:28 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
  Red Hat Enterprise Linux 8.8 Telecommunications Update Service

Via RHSA-2026:52649 https://access.redhat.com/errata/RHSA-2026:52649

Comment 13 errata-xmlrpc 2026-08-17 04:37:01 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10.0 Extended Update Support

Via RHSA-2026:55445 https://access.redhat.com/errata/RHSA-2026:55445

Comment 14 errata-xmlrpc 2026-08-18 11:57:05 UTC
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.21

Via RHSA-2026:54599 https://access.redhat.com/errata/RHSA-2026:54599

Comment 15 errata-xmlrpc 2026-08-18 12:07:22 UTC
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.20

Via RHSA-2026:54581 https://access.redhat.com/errata/RHSA-2026:54581

Comment 16 errata-xmlrpc 2026-08-19 15:13:36 UTC
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.18

Via RHSA-2026:54544 https://access.redhat.com/errata/RHSA-2026:54544

Comment 17 errata-xmlrpc 2026-08-19 15:19:23 UTC
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.19

Via RHSA-2026:54553 https://access.redhat.com/errata/RHSA-2026:54553

Comment 18 errata-xmlrpc 2026-08-20 14:16:20 UTC
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.12

Via RHSA-2026:54205 https://access.redhat.com/errata/RHSA-2026:54205

Comment 19 errata-xmlrpc 2026-08-20 15:17:10 UTC
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.13

Via RHSA-2026:54187 https://access.redhat.com/errata/RHSA-2026:54187

Comment 20 errata-xmlrpc 2026-08-31 02:02:36 UTC
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.15

Via RHSA-2026:56911 https://access.redhat.com/errata/RHSA-2026:56911

Comment 21 errata-xmlrpc 2026-08-31 02:02:58 UTC
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.14

Via RHSA-2026:56786 https://access.redhat.com/errata/RHSA-2026:56786

Comment 22 errata-xmlrpc 2026-08-31 02:04:31 UTC
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.16

Via RHSA-2026:56853 https://access.redhat.com/errata/RHSA-2026:56853