CVE-2025-10263

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Summary

CVECVE-2025-10263
StatePUBLISHED
AssignerArm
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-06-09 10:16:33 UTC
Updated2026-06-09 17:16:56 UTC
DescriptionArm 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.

Risk And Classification

Primary CVSS: v3.1 9.1 CRITICAL from ADP

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Problem Types: CWE-362 | CWE-362 CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED9.1CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary9.1CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Arm C1-Ultra affected Not specified
CNA Arm C1-Premium affected Not specified
CNA Arm Neoverse V3 affected Not specified
CNA Arm Neoverse V3AE affected Not specified
CNA Arm Neoverse V1 affected Not specified
CNA Arm Neoverse N2 affected Not specified
CNA Arm Neoverse N1 affected Not specified
CNA Arm Cortex-X925 affected Not specified
CNA Arm Cortex-X4 affected Not specified
CNA Arm Cortex-X3 affected Not specified
CNA Arm Cortex-X2 affected Not specified
CNA Arm Cortex-X1 affected Not specified
CNA Arm Cortex-X1C affected Not specified
CNA Arm Cortex-A710 affected Not specified
CNA Arm Cortex-A78 affected Not specified
CNA Arm Cortex-A78AE affected Not specified
CNA Arm Cortex-A78C affected Not specified
CNA Arm Cortex-A77 affected Not specified
CNA Arm Cortex-A76 affected Not specified
CNA Arm Cortex-A76AE affected Not specified

References

ReferenceSourceLinkTags
developer.arm.com/documentation/112137 [email protected] developer.arm.com
xenbits.xen.org/xsa/advisory-493.html af854a3a-2127-422b-91ae-364da2661108 xenbits.xen.org
www.openwall.com/lists/oss-security/2026/06/09/13 af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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