Vulnerability Details 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 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 15.0%
CVSS Severity
CVSS v3 Score 5.5
CVSS v2 Score 2.1
References
- https://source.codeaurora.org/quic/la/kernel/msm-3.10/commit/?id=3286b75d91519073d2f20bee85f22e294d5f1a18
- 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://support.blackberry.com/kb/articleDetail?language=en_US&articleNumber=000049462
- https://www.codeaurora.org/security-bulletin/2018/09/04/september-2018-code-aurora-security-bulletin
- https://source.codeaurora.org/quic/la/kernel/msm-3.10/commit/?id=3286b75d91519073d2f20bee85f22e294d5f1a18
- 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://support.blackberry.com/kb/articleDetail?language=en_US&articleNumber=000049462
- https://www.codeaurora.org/security-bulletin/2018/09/04/september-2018-code-aurora-security-bulletin