Observable discrepancy in Arm Neoverse V2
Priority LOW 23CWE-1422Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-203.
Summary
An unprivileged context can trigger a data memory-dependent prefetch engine to fetch the contents of a privileged location and consume those contents as an address that is also dereferenced.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00198 9th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Arm | Neoverse V2 | all versions | — | No fix listed | CNA |
| Arm | Neoverse V3 | all versions | — | No fix listed | CNA |
| Arm | Neoverse V3AE | all versions | — | No fix listed | CNA |
| Arm | Cortex-X3 | all versions | — | No fix listed | CNA |
| Arm | Cortex-X4 | all versions | — | No fix listed | CNA |
| Arm | Cortex-X925 | all versions | — | No fix listed | CNA |
| Arm | C1-Pro | all versions | — | No fix listed | CNA |
| Arm | C1-Ultra | all versions | — | No fix listed | CNA |
| Arm | C1-Premium | all versions | — | No fix listed | CNA |
- Neoverse V2 VendorArm Affected all versions Fixed in — No fix listed CNA
- Neoverse V3 VendorArm Affected all versions Fixed in — No fix listed CNA
- Neoverse V3AE VendorArm Affected all versions Fixed in — No fix listed CNA
- Cortex-X3 VendorArm Affected all versions Fixed in — No fix listed CNA
- Cortex-X4 VendorArm Affected all versions Fixed in — No fix listed CNA
- Cortex-X925 VendorArm Affected all versions Fixed in — No fix listed CNA
- C1-Pro VendorArm Affected all versions Fixed in — No fix listed CNA
- C1-Ultra VendorArm Affected all versions Fixed in — No fix listed CNA
- C1-Premium VendorArm Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 18
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:arm:c1-premium_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Arm |
| cpe:2.3:h:arm:c1-premium:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Arm |
| cpe:2.3:o:arm:c1-pro_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Arm |
| cpe:2.3:h:arm:c1-pro:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Arm |
| cpe:2.3:o:arm:c1-ultra_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Arm |
| cpe:2.3:h:arm:c1-ultra:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Arm |
| cpe:2.3:o:arm:cortex-x3_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Arm |
| cpe:2.3:h:arm:cortex-x3:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Arm |
| cpe:2.3:o:arm:cortex-x4_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Arm |
| cpe:2.3:h:arm:cortex-x4:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Arm |
- cpe:2.3:o:arm:c1-premium_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Arm
- cpe:2.3:h:arm:c1-premium:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Arm
- cpe:2.3:o:arm:c1-pro_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Arm
- cpe:2.3:h:arm:c1-pro:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Arm
- cpe:2.3:o:arm:c1-ultra_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Arm
- cpe:2.3:h:arm:c1-ultra:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Arm
- cpe:2.3:o:arm:cortex-x3_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Arm
- cpe:2.3:h:arm:cortex-x3:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Arm
- cpe:2.3:o:arm:cortex-x4_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Arm
- cpe:2.3:h:arm:cortex-x4:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Arm
Show 8 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:arm:cortex-x925_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Arm |
| cpe:2.3:h:arm:cortex-x925:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Arm |
| cpe:2.3:o:arm:neoverse-v2_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Arm |
| cpe:2.3:h:arm:neoverse-v2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Arm |
| cpe:2.3:o:arm:neoverse-v3_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Arm |
| cpe:2.3:h:arm:neoverse-v3:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Arm |
| cpe:2.3:o:arm:neoverse-v3ae_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Arm |
| cpe:2.3:h:arm:neoverse-v3ae:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Arm |
- cpe:2.3:o:arm:cortex-x925_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Arm
- cpe:2.3:h:arm:cortex-x925:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Arm
- cpe:2.3:o:arm:neoverse-v2_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Arm
- cpe:2.3:h:arm:neoverse-v2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Arm
- cpe:2.3:o:arm:neoverse-v3_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Arm
- cpe:2.3:h:arm:neoverse-v3:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Arm
- cpe:2.3:o:arm:neoverse-v3ae_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Arm
- cpe:2.3:h:arm:neoverse-v3ae:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Arm
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2024-7881
- 2026-10-03 Alias added: GHSA-75fm-2jm9-p338
References
More Arm C1-premium Firmware vulnerabilities
- TI-2025-00544 In certain Arm CPUs, a CPP RCTX instruction executed on one Processing Element (PE) may… CVSS 3.1HIGH 7.9
Sources
- CVE-2024-7881 · CVE Program
- CVE-2024-7881 · NVD
- FIRST EPSS
- GHSA-75fm-2jm9-p338 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences