CVE-2025-10263
Medium
Elevated severity or exploit probability.
CVSS base
9.1
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS — probability of exploitation (30 days)
0.5%
43.3th percentile
CISA KEV
Not listed
Weakness / dates
CWE-266
Published 2026-06-09 · modified 2026-09-04
Description
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.
References
- https://developer.arm.com/documentation/112137
- http://www.openwall.com/lists/oss-security/2026/06/09/13
- http://xenbits.xen.org/xsa/advisory-493.html
- https://access.redhat.com/errata/RHSA-2026:34911
- https://access.redhat.com/errata/RHSA-2026:36018
- https://access.redhat.com/errata/RHSA-2026:36348
- https://access.redhat.com/errata/RHSA-2026:36349
- https://access.redhat.com/errata/RHSA-2026:40764
- https://access.redhat.com/errata/RHSA-2026:47248
- https://access.redhat.com/errata/RHSA-2026:49031
- https://access.redhat.com/errata/RHSA-2026:49033
- https://access.redhat.com/errata/RHSA-2026:51603
- https://access.redhat.com/errata/RHSA-2026:51604
- https://access.redhat.com/errata/RHSA-2026:51746
- https://access.redhat.com/errata/RHSA-2026:52649
- https://access.redhat.com/errata/RHSA-2026:54187
- https://access.redhat.com/errata/RHSA-2026:54205
- https://access.redhat.com/errata/RHSA-2026:54544
- https://access.redhat.com/errata/RHSA-2026:54553
- https://access.redhat.com/errata/RHSA-2026:54581
- https://access.redhat.com/errata/RHSA-2026:54599
- https://access.redhat.com/errata/RHSA-2026:55445
- https://access.redhat.com/errata/RHSA-2026:56786
- https://access.redhat.com/errata/RHSA-2026:56853
- https://access.redhat.com/errata/RHSA-2026:56911
- https://access.redhat.com/errata/RHSA-2026:60019
- https://access.redhat.com/security/cve/CVE-2025-10263
- https://bugzilla.redhat.com/show_bug.cgi?id=2486958
- https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-10263.json