Use After Free in Google Android
CVE-2023-21120
In multiple functions of cdm_engine.cpp, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android SoCAndroid ID: A-258188673
Vulnerability class: Use-After-Free
EPSS: 0.001 (0.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Google Android
- N/a Android — versions Android SoC
Weakness classification (CWE)
References
- security@android.com (Vendor Advisory)
Frequently asked questions
- What is CVE-2023-21120?
- CVE-2023-21120 is a high-severity vulnerability in Google Android, classified under Use After Free. CVSS score: 7.8/10. Published 2023-06-15.
- How severe is CVE-2023-21120?
- High severity. CVSS v3 base score is 7.8 out of 10.