CVE-2021-25395A race condition in MFC charger driver prior to SMR MAY-2021 Release 1 allows local attackers to bypass signature check given a radio privilege is compromised.
Updated under an hour ago ()
Does this affect you?
It affects Samsung Mobile Devices and 1 other product. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Jun 29, 2023; federal agencies had to remediate by Jul 20, 2023. Treat that date as your deadline.
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A race condition in MFC charger driver prior to SMR MAY-2021 Release 1 allows local attackers to bypass signature check given a radio privilege is compromised.
- CVSS
- 6.4 MEDIUM (v3.1, CNA)CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-362
- Known exploited
- Added to CISA KEV Jun 29, 2023; federal remediation due Jul 20, 2023Apply updates per vendor instructions or discontinue use of the product if updates are unavailable
- EPSS (exploitation in the next 30 days)
- 0.37% (percentile 29)
- Assigned by
- Samsung Mobile
- NVD analysis
- Analyzed
- Record last updated
- Oct 21, 2025
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Samsung Mobile Samsung Mobile Devices samsung_mobile:devices (from the name) | from O(8.x), P(9.0), Q(10.0), R(11.0) before SMR MAY-2021 Release 1 | CNA record |
samsung android samsung:android | 8.1; 9.0; 9.0; 9.0; 9.0; 10.0; 10.0; 10.0; and 4 more ranges | NVD |
References
- https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=5x-refsource-misc, vendor-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-25395us-government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.