CVE-2018-3574

low-risk
Published 2018-09-19

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.

Do I need to act?

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0.05% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Google

References (10)

Patch https://source.codeaurora.org/quic/la/kernel/msm-3.10/commit/?id=3286b75d9151907...
Patch https://source.codeaurora.org/quic/la/kernel/msm-4.4/commit/?id=09874396dfbf546e...
Patch https://source.codeaurora.org/quic/la/kernel/msm-4.9/commit/?id=53261410da625aaa...
Third Party Advisory https://support.blackberry.com/kb/articleDetail?language=en_US&articleNumber=000...
Patch https://www.codeaurora.org/security-bulletin/2018/09/04/september-2018-code-auro...
Patch https://source.codeaurora.org/quic/la/kernel/msm-3.10/commit/?id=3286b75d9151907...
Patch https://source.codeaurora.org/quic/la/kernel/msm-4.4/commit/?id=09874396dfbf546e...
Patch https://source.codeaurora.org/quic/la/kernel/msm-4.9/commit/?id=53261410da625aaa...
Third Party Advisory https://support.blackberry.com/kb/articleDetail?language=en_US&articleNumber=000...
Patch https://www.codeaurora.org/security-bulletin/2018/09/04/september-2018-code-auro...
23
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal