Use After Free in Google Android

CVE-2022-47371

In bt driver, there is a thread competition leads to early release of resources to be accessed. This could lead to local denial of service in kernel.

Vulnerability class: Use-After-Free

EPSS: 0.001 (0.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Google Android — versions 10.0, 11.0, 12.0
Unisoc S8000
Unisoc Sc7731e
Unisoc Sc9832e
Unisoc Sc9863a
Unisoc T310
Unisoc T606
Unisoc T610
Unisoc T612
Unisoc T616

Weakness classification (CWE)

CWE-416 — Use After Free

References

security@unisoc.com (Vendor Advisory)

Frequently asked questions

What is CVE-2022-47371?: CVE-2022-47371 is a medium-severity vulnerability in Google Android, classified under Use After Free. CVSS score: 5.5/10. Published 2023-02-12.
How severe is CVE-2022-47371?: Medium severity. CVSS v3 base score is 5.5 out of 10.