CVE-2021-25372 : An improper boundary check in DSP driver prior to SMR Mar-2021 Release 1 allows

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

Published 2021-03-26 19:15:12

Updated 2021-04-01 19:06:34

Source Samsung Mobile

View at NVD, CVE.org

Vulnerability category: Memory Corruption

Products affected by CVE-2021-25372

CISA vulnerability name:

Samsung Mobile Devices Improper Boundary Check Vulnerability

CISA required action:

Apply updates per vendor instructions or discontinue use of the product if updates are unavailable

CISA description:

Samsung mobile devices contain an improper boundary check vulnerability within DSP driver that allows for out-of-bounds memory access.

Notes:

https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=3; https://nvd.nist.gov/vuln/detail/CVE-2021-25372

Added on 2023-06-29 Action due date 2023-07-20

EPSS FAQ

0.08%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 32 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
7.2	HIGH	AV:L/AC:L/Au:N/C:C/I:C/A:C	3.9	10.0	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: Complete Integrity Impact: Complete Availability Impact: Complete
6.1	MEDIUM	CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H	0.2	5.9	Samsung Mobile
Attack Vector: Physical Attack Complexity: High Privileges Required: High User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High
6.7	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H	0.8	5.9	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: High User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

Assigned by: nvd@nist.gov (Primary)

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