CVE-2025-10263
9.1
CRITICAL
CVSS 3.1
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.
How to fix CVE-2025-10263
To remediate CVE-2025-10263, upgrade the affected package to a fixed version below.
- Alpine/xen—upgrade to 4.18.5-r9 or later
- Debian/xen—no fix listed
Is CVE-2025-10263 being exploited?
No exploitation signal available. Neither CISA KEV nor a current EPSS score has been published for CVE-2025-10263.
Affected packages (2)
- from 0, < 4.18.5-r9
- from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| nvd | CVSS 3.1 | CRITICAL9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |
| osv | CVSS 3.1 | CRITICAL9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |