CVE-2022-39854: Improper protection in IOMMU prior to SMR Oct-2022 Release 1 allows unauthorized access to secure memory

High severity · published Oct 7, 2022

CVE-2022-39854

Improper protection in IOMMU prior to SMR Oct-2022 Release 1 allows unauthorized access to secure memory

7.8

CVSS

0.1%

EPSS

On KEV

Description

Improper protection in IOMMU prior to SMR Oct-2022 Release 1 allows unauthorized access to secure memory.

CVSS vector

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

Attack vector

Local

Complexity

Low

Privileges

Low

User interaction

None

Confidentiality

High

Integrity

High

Availability

High

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)0.1% · higher than 1% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

Android · Google

10.0; 11.0; 12.0 · source: NVD

Samsung Mobile Devices · Samsung Mobile

Q(10), R(11), S(12) before SMR Oct-2022 Release 1 · source: vendor

Affected product

Android

Google

All Android CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2022-39854

CVE.org

https://www.cve.org/CVERecord?id=CVE-2022-39854

Vendor Advisory

https://security.samsungmobile.com/securityUpdate.smsb?year=2022&month=10