CVE-2021-25372
KEVSamsung Mobile Devices Improper Boundary Check Vulnerability
Description
Samsung mobile devices contain an improper boundary check vulnerability within DSP driver that allows for out-of-bounds memory access.
An improper boundary check in DSP driver prior to SMR Mar-2021 Release 1 allows out of bounds memory access.
CVSS 3.1 vector
CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:HPublishedMar 26, 2021
Last modifiedJun 17, 2026
Added to KEVJun 29, 2023
Remediation dueJul 20, 2023
References
- security.samsungmobile.comVendor Advisory
- security.samsungmobile.com/securityUpdate.smsbVendor Advisory
- cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-25372US Government Resource
0 recent articles mention this CVE
61
Risk assessment · High
Actively exploited. Patch immediately.
- Exploitation
- Confirmed in the wild (CISA KEV)
- Federal remediation deadline
- Overdue by 1194 days
- CVSS
- 6.1 MEDIUM
- EPSS (30-day exploit probability)
- 0.80% · top 44% of all CVEs
- Weakness
- CWE-787
Recommended actions
- 1.Apply updates per vendor instructions or discontinue use of the product if updates are unavailable
- 2.Treat as emergency change: patch or isolate internet-facing instances first.
- 3.Hunt for compromise: review logs for the disclosure window, not just from the patch date.
Assessment is derived automatically from the live signals above; verify against your own asset inventory.