What is CVE-2021-22492?

CVE-2021-22492 is a high-severity vulnerability in Google Android, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.8/10. Published 2021-01-05.

How severe is CVE-2021-22492?

High severity. CVSS v3 base score is 8.8 out of 10.

Buffer overflow in Google Android

CVE-2021-22492

An issue was discovered on Samsung mobile devices with O(8.x), P(9.0), and Q(10.0) (Broadcom Bluetooth chipsets) software. The Bluetooth UART driver has a buffer overflow. The Samsung ID is SVE-2020-18731 (January 2021).

Vulnerability class: Buffer Overflow

EPSS: 0.003 (16.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Google Android — versions 8.0, 8.1, 9.0
N/a — versions n/a

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

cve@mitre.org (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-22492?: CVE-2021-22492 is a high-severity vulnerability in Google Android, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.8/10. Published 2021-01-05.
How severe is CVE-2021-22492?: High severity. CVSS v3 base score is 8.8 out of 10.