What is CVE-2021-0342?

CVE-2021-0342 is a medium-severity vulnerability in Google Android, classified under Use After Free. CVSS score: 6.7/10. Published 2021-01-11.

How severe is CVE-2021-0342?

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

Use After Free in Google Android

CVE-2021-0342

In tun_get_user of tun.c, there is possible memory corruption due to a use after free. This could lead to local escalation of privilege with System execution privileges required. User interaction is not required for exploitation. Product: Android; Versions: Android kernel; Android ID: A-146554327.

Vulnerability class: Use-After-Free

EPSS: 0.002 (7.2th 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-416 — Use After Free

References

security@android.com (x_refsource_CONFIRM, Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2021-0342?: CVE-2021-0342 is a medium-severity vulnerability in Google Android, classified under Use After Free. CVSS score: 6.7/10. Published 2021-01-11.
How severe is CVE-2021-0342?: Medium severity. CVSS v3 base score is 6.7 out of 10.