CVE-2022-39881

Name: CVE-2022-39881
Creator: NVD / NIST
Published: 2022-11-09T22:15:17.61+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.1/10EPSS 0.83%

Last modified Jun 17, 2026

CVE-2022-39881 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. Improper input validation vulnerability for processing SIB12 PDU in Exynos modems prior to SMR Sep-2022 Release allows remote attacker to read out of bounds memory.. EPSS estimates a 0.83% chance of exploitation in the next 30 days.

Description

Improper input validation vulnerability for processing SIB12 PDU in Exynos modems prior to SMR Sep-2022 Release allows remote attacker to read out of bounds memory.

Metrics

CVSS 3.1

9.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

EPSS Probability

0.83%

53.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Samsung	Exynos Firmware	All versions

References

https://security.samsungmobile.com/securityUpdate.smsb?year=2022&month=11Vendor Advisory
https://security.samsungmobile.com/securityUpdate.smsb?year=2022&month=11Vendor Advisory

Timeline

Published: Nov 9, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-39881?

Improper input validation vulnerability for processing SIB12 PDU in Exynos modems prior to SMR Sep-2022 Release allows remote attacker to read out of bounds memory.

How severe is CVE-2022-39881?

CVE-2022-39881 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 0.83% probability of exploitation in the next 30 days.

How do I fix CVE-2022-39881?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-39881?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST