CVE-2021-25370
Samsung Mobile Devices Memory Corruption Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.
Required action
Apply updates per vendor instructions.
CISA notes
https://security.samsungmobile.com/securityUpdate.smsb; https://nvd.nist.gov/vuln/detail/CVE-2021-25370
Description
An incorrect implementation handling file descriptor in dpu driver prior to SMR Mar-2021 Release 1 results in memory corruption leading to kernel panic.
Severity
CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:HExploitation Context
as of October 15, 2026- CISA added CVE-2021-25370 to the KEV catalog 592 days after its CVE record was published.
- It is one of 15 Samsung entries in the CISA KEV catalog, and one of 3 added in 2022.
- Its current EPSS score (0.9%) is higher than that of 3% of CISA KEV entries.
Affected Products
| Vendor | Product | Affected versions |
|---|---|---|
| Samsung Mobile | Samsung Mobile Samsung Mobile Devices | Selected O(8.X), P(9.0), Q(10.0), R(11.0) to <SMR Mar-2021 Release 1 |
References
2 LinksRecord Details
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CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). This site is not endorsed or certified by MITRE, NVD, CISA, or FIRST.