CVE-2021-25372

An improper boundary check in DSP driver prior to SMR Mar-2021 Release 1 allows out of bounds memory access.

CVSS v3 6.1 MEDIUM
CVSS v2.0 7.2 HIGH

6.1^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.2 / Impact : 5.9

Attack Vector PHYSICAL

Attack Complexity HIGH

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.2^/10

CVSS v2.0 : HIGH

Vector : AV:L/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://security.samsungmobile.com	Vendor Advisory
https://security.samsungmobile.com/securityUpdate.smsb	Vendor Advisory
https://security.samsungmobile.com	Vendor Advisory
https://security.samsungmobile.com/securityUpdate.smsb	Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-25372	US Government Resource

Configurations

Configuration 1 (hide)

AND

OR	cpe:2.3:o:samsung:android:10.0:smr-feb-2021-r1::::::
	cpe:2.3:o:samsung:android:10.0:smr-jan-2021-r1::::::
	cpe:2.3:o:samsung:android:11.0:smr-feb-2021-r1::::::
	cpe:2.3:o:samsung:android:11.0:smr-jan-2021-r1::::::

OR	cpe:2.3:h:samsung:exynos_2100:-:::::::*
	cpe:2.3:h:samsung:exynos_980:-:::::::*
	cpe:2.3:h:samsung:exynos_9830:-:::::::*

History

No history.

Information

Published : 2021-03-26 19:15

Updated : 2025-10-30 15:36

NVD link : CVE-2021-25372

Mitre link : CVE-2021-25372

CVE.ORG link : CVE-2021-25372

JSON object : View

Products Affected

samsung

exynos_9830
android
exynos_2100
exynos_980

CWE

CWE-787

Out-of-bounds Write

{"id": "CVE-2021-25372", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "[email protected]", "cvssData": {"version": "2.0", "baseScore": 7.2, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Secondary", "source": "[email protected]", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.1, "attackVector": "PHYSICAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 0.2}, {"type": "Primary", "source": "[email protected]", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.7, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 0.8}]}, "published": "2021-03-26T19:15:12.303", "references": [{"url": "https://security.samsungmobile.com", "tags": ["Vendor Advisory"], "source": "[email protected]"}, {"url": "https://security.samsungmobile.com/securityUpdate.smsb", "tags": ["Vendor Advisory"], "source": "[email protected]"}, {"url": "https://security.samsungmobile.com", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.samsungmobile.com/securityUpdate.smsb", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-25372", "tags": ["US Government Resource"], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "[email protected]", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "An improper boundary check in DSP driver prior to SMR Mar-2021 Release 1 allows out of bounds memory access."}, {"lang": "es", "value": "Una comprobaci\u00f3n inapropiada de l\u00edmites en el controlador DSP versiones anteriores a SMR Mar-2021 Release 1, permite un acceso a la memoria fuera de l\u00edmites."}], "lastModified": "2025-10-30T15:36:40.440", "cisaActionDue": "2023-07-20", "cisaExploitAdd": "2023-06-29", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:samsung:android:10.0:smr-feb-2021-r1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "18C71F11-7599-4AE1-B455-C7A50D8D5F4D"}, {"criteria": "cpe:2.3:o:samsung:android:10.0:smr-jan-2021-r1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "878AAF2D-E54A-4145-A618-81341ED4B0C8"}, {"criteria": "cpe:2.3:o:samsung:android:11.0:smr-feb-2021-r1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "25B42CE0-67DE-4611-8D70-DEEC975E32BA"}, {"criteria": "cpe:2.3:o:samsung:android:11.0:smr-jan-2021-r1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AC082E25-1B7D-473D-A066-1463E6321CD5"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:samsung:exynos_2100:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "9385885D-654A-496E-8029-7C6D9B077193"}, {"criteria": "cpe:2.3:h:samsung:exynos_980:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "0D8701B6-6989-44D1-873A-A1823BFD7CCC"}, {"criteria": "cpe:2.3:h:samsung:exynos_9830:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "CC599902-095F-411E-B112-1BA9A643C6C9"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "[email protected]", "cisaRequiredAction": "Apply updates per vendor instructions or discontinue use of the product if updates are unavailable", "cisaVulnerabilityName": "Samsung Mobile Devices Improper Boundary Check Vulnerability"}