CVE-2025-27056

| EUVD-2025-20474 HIGH
2025-07-08 [email protected]
7.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

4
Analysis Generated
Mar 16, 2026 - 04:21 vuln.today
EUVD ID Assigned
Mar 16, 2026 - 04:21 euvd
EUVD-2025-20474
Patch Released
Mar 16, 2026 - 04:21 nvd
Patch available
CVE Published
Jul 08, 2025 - 13:15 nvd
HIGH 7.8

Tags

Buffer Overflow Use After Free Memory Corruption Wsa8845 Firmware Wcd9380 Firmware Wsa8830 Firmware Wcd9395 Firmware Wcd9390 Firmware Wcn7880 Firmware Wsa8840 Firmware Qmp1000 Firmware Wcn7750 Firmware Sm8750p Firmware Sw5100p Firmware Wcn7860 Firmware Wcd9378 Firmware Wsa8832 Firmware Wcn7861 Firmware Sm8735 Firmware Wsa8845h Firmware Sm8750 Firmware Snapdragon 8 Gen 3 Mobile Firmware Fastconnect 7800 Firmware Sxr2330p Firmware Wcn7881 Firmware Wsa8835 Firmware Sw5100 Firmware

Description

Memory corruption during sub-system restart while processing clean-up to free up resources.

Analysis

Memory corruption during sub-system restart while processing clean-up to free up resources.

Technical Context

A use-after-free vulnerability occurs when a program continues to use a pointer after the referenced memory has been freed, leading to undefined behavior. This vulnerability is classified as Use After Free (CWE-416).

Affected Products

Affected products: Qualcomm Fastconnect 7800 Firmware -, Qualcomm Qmp1000 Firmware -, Qualcomm Sm8735 Firmware -, Qualcomm Sm8750 Firmware -, Qualcomm Sm8750P Firmware -

Remediation

A vendor patch is available — apply it immediately. Use memory-safe languages. Implement proper object lifecycle management. Use static and dynamic analysis tools to detect UAF patterns.

Priority Score

39
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +39
POC: 0

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CVE-2025-27056 vulnerability details – vuln.today
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