What is CVE-2022-39847?

CVE-2022-39847 is a medium-severity vulnerability in Google Android, classified under Use After Free. CVSS score: 4.9/10. Published 2022-10-07.

How severe is CVE-2022-39847?

Medium severity. CVSS v3 base score is 4.9 out of 10.

Use After Free in Google Android

CVE-2022-39847

Use after free vulnerability in set_nft_pid and signal_handler function of NFC driver prior to SMR Oct-2022 Release 1 allows attackers to perform malicious actions.

Vulnerability class: Use-After-Free

Published 2022-10-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.001 (0.1th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 0th percentile — 0.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Google Android — versions 10.0, 11.0, 12.0
Samsung Mobile Devices — versions Q(10), R(11), S(12)

Weakness classification (CWE)

CWE-416 — Use After Free

References

security.samsungmobile.com/securityUpdate.smsb (Vendor Advisory)

Frequently asked questions

What is CVE-2022-39847?: CVE-2022-39847 is a medium-severity vulnerability in Google Android, classified under Use After Free. CVSS score: 4.9/10. Published 2022-10-07.
How severe is CVE-2022-39847?: Medium severity. CVSS v3 base score is 4.9 out of 10.