CVE-2025-71256

Remote Denial of Service via Improper Modem Input Validation

Published May 6, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
In nr modem, there is a possible improper input validation. This could lead to remote denial of service with no additional execution privileges needed.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title Remote Denial of Service via Improper Modem Input Validation
Weaknesses CWE-20
Type Values Removed Values Added
Title Remote Denial of Service via Improper Input Validation in Unisoc NR Modem
Weaknesses CWE-20
Type Values Removed Values Added
First Time appeared Google
Google android
Weaknesses NVD-CWE-noinfo
CPEs cpe:2.3:h:unisoc:t8100:-:*:*:*:*:*:*:*
cpe:2.3:h:unisoc:t8200:-:*:*:*:*:*:*:*
cpe:2.3:h:unisoc:t8300:-:*:*:*:*:*:*:*
cpe:2.3:h:unisoc:t9100:-:*:*:*:*:*:*:*
cpe:2.3:o:google:android:13.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:14.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:15.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:16.0:-:*:*:*:*:*:*
Vendors & Products Google
Google android
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Unisoc
Unisoc t8100
Unisoc t8200
Unisoc t8300
Unisoc t9100
Vendors & Products Unisoc
Unisoc t8100
Unisoc t8200
Unisoc t8300
Unisoc t9100
Type Values Removed Values Added
Title Remote Denial of Service via Improper Input Validation in Unisoc NR Modem
Weaknesses CWE-20
Type Values Removed Values Added
Description In nr modem, there is a possible improper input validation. This could lead to remote denial of service with no additional execution privileges needed.
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Unisoc
Published
Updated
May 6, 2026, 12:56 PM
Reserved
Mar 2, 2026, 5:55 AM
Status
Analyzed
Published
May 6, 2026, 2:16 AM
Modified
Jul 25, 2026, 11:10 AM