PT-2021-16678 · Unknown · Modem Interface Driver

Published 2021-10-06 · Updated 2021-10-13 · CVE-2021-25488

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions: Modem interface driver versions prior to SMR Oct-2021 Release 1

Description: The issue is related to a lack of boundary checking of a buffer in the recv data() function of the modem interface driver. This can lead to an out-of-bounds read.

Recommendations: For versions prior to SMR Oct-2021 Release 1, update to SMR Oct-2021 Release 1 or later to resolve the issue. As a temporary workaround, consider restricting access to the recv data() function until a patch is available.

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2021-25488

Affected Products

Modem Interface Driver

References · 3

• https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-25488 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-25488 · Security Note