Use After Free in Google Android
CVE-2022-20447
In PAN_WriteBuf of pan_api.cc, there is a possible out of bounds read due to a use after free. This could lead to remote information disclosure over Bluetooth with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-233604485
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.003 (20.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 20.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000
Affected products
- Google Android — versions 13.0
- Android — versions Android-13
Weakness classification (CWE)
References
- source.android.com/security/bulletin/2022-11-01 (Vendor Advisory)
Frequently asked questions
- What is CVE-2022-20447?
- CVE-2022-20447 is a medium-severity vulnerability in Google Android, classified under Use After Free. CVSS score: 6.5/10. Published 2022-11-08.
- How severe is CVE-2022-20447?
- Medium severity. CVSS v3 base score is 6.5 out of 10.