What is CVE-2023-20849?

CVE-2023-20849 is a medium-severity vulnerability in Google Android, classified under Use After Free. CVSS score: 6.5/10. Published 2023-09-04.

How severe is CVE-2023-20849?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Use After Free in Google Android

CVE-2023-20849

In imgsys_cmdq, there is a possible use after free due to a missing valid range checking. This could lead to local escalation of privilege with System execution privileges needed. User interaction is needed for exploitation. Patch ID: ALPS…

Vulnerability class: Use-After-Free

EPSS: 0.001 (1.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H.

Affected products

Google Android — versions 11.0, 12.0
Linux Linux_kernel — versions 6.1
Linuxfoundation Yocto — versions 4.0
Mediatek Iot_yocto — versions 23.0
Mediatek Mt2713
Mediatek Mt6895
Mediatek Mt6897
Mediatek Mt6983
Mediatek Mt8188
Mediatek Mt8195

Weakness classification (CWE)

CWE-416 — Use After Free

References

security@mediatek.com (Vendor Advisory)

Frequently asked questions

What is CVE-2023-20849?: CVE-2023-20849 is a medium-severity vulnerability in Google Android, classified under Use After Free. CVSS score: 6.5/10. Published 2023-09-04.
How severe is CVE-2023-20849?: Medium severity. CVSS v3 base score is 6.5 out of 10.