In the FastRPC driver in Android releases from CAF using the linux kernel (Android for MSM, Firefox OS for MSM, QRD Android) before security patch level 2018-06-05, a Use After Free condition can occur when mapping on the remote processor fails.
https://www.codeaurora.org/security-bulletin/2018/07/02/july-2018-code-aurora-security-bulletin
https://source.codeaurora.org/quic/la/kernel/msm-4.4/commit/?id=782cd411398e3cf2aca1615ab2649df0c46920ee
https://source.android.com/security/bulletin/pixel/2018-06-01#qualcomm-components
Source: Mitre, NVD
Published: 2018-07-06
Updated: 2026-06-17
Base Score: 4.6
Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:P
Severity: Medium
Base Score: 7.8
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Severity: High
EPSS: 0.00033