CVE-2021-25369: Samsung Mobile Devices Improper Access Control Vulnerability
Samsung mobile devices using Mali GPU contains an improper access control vulnerability in sec_log file. Exploitation of the vulnerability exposes sensitive kernel information to the userspace. This vulnerability was chained with CVE-2021-25337 and CVE-2021-25370.
| Vendor | Samsung |
|---|---|
| Product | Mobile Devices |
| Date added to KEV | 2022-11-08 |
| Due date (BOD 22-01) | 2022-11-29 |
| Known ransomware campaign use | Unknown |
| CWE | CWE-200 |
| Required action | Apply updates per vendor instructions. |
What to do
- Identify every instance of Samsung Mobile Devices in your environment (asset inventory, EDR, vulnerability scanner).
- Apply CISA's required action: Apply updates per vendor instructions.
- Federal civilian agencies must act by 2022-11-29 under BOD 22-01; other organizations can use the same date as a target.
- Check the vendor advisory and NVD entry linked below for affected versions, then record the fix in your change log.
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Sources
- NVD entry for CVE-2021-25369 (severity scores, if any, live there)
- CISA KEV catalog entry
- https://security.samsungmobile.com/securityUpdate.smsb
- https://nvd.nist.gov/vuln/detail/CVE-2021-25369