Use After Free in Google Android
CVE-2023-20835
In camsys, there is a possible use after free due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07341261; Issue…
Vulnerability class: Race Condition
EPSS: 0.001 (0.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Google Android — versions 12.0, 13.0
- Linuxfoundation Yocto — versions 4.0
- Mediatek Iot_yocto — versions 23.0
- Mediatek Mt6895
- Mediatek Mt6983
- Mediatek Mt8188
- Mediatek Mt8195
- Mediatek Mt8395
- Mediatek Mt8781
- Mediatek, Inc. Mt6895, Mt6983, Mt8188, Mt8195, Mt8395, Mt8781 — versions Android 12.0, 13.0 / IOT-v23.0 (Yocto 4.0)
Weakness classification (CWE)
References
- security@mediatek.com (Vendor Advisory)
Frequently asked questions
- What is CVE-2023-20835?
- CVE-2023-20835 is a medium-severity vulnerability in Google Android, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 6.4/10. Published 2023-09-04.
- How severe is CVE-2023-20835?
- Medium severity. CVSS v3 base score is 6.4 out of 10.