What is CVE-2023-21056?

CVE-2023-21056 is a medium-severity vulnerability in Google Android, classified under Access of Resource Using Incompatible Type (Type Confusion). CVSS score: 6.7/10. Published 2023-03-24.

How severe is CVE-2023-21056?

Medium severity. CVSS v3 base score is 6.7 out of 10.

Vulnerability in Google Android

CVE-2023-21056

In lwis_slc_buffer_free of lwis_device_slc.c, there is a possible memory corruption due to type confusion. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-245300559References: N/A

EPSS: 0.001 (0.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Google Android
N/a Android — versions Android kernel

Weakness classification (CWE)

CWE-843 — Access of Resource Using Incompatible Type (Type Confusion)

References

security@android.com (Vendor Advisory)

Frequently asked questions

What is CVE-2023-21056?: CVE-2023-21056 is a medium-severity vulnerability in Google Android, classified under Access of Resource Using Incompatible Type (Type Confusion). CVSS score: 6.7/10. Published 2023-03-24.
How severe is CVE-2023-21056?: Medium severity. CVSS v3 base score is 6.7 out of 10.