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Qualcomm Snapdragon EUVDEUVD-2026-52733

| CVE-2026-24080 HIGH
Classic Buffer Overflow (CWE-120)
2026-08-04 qualcomm GHSA-xgf9-j687-mjhj
7.8
CVSS 3.1 · Vendor: qualcomm
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Severity by source

Vendor (qualcomm) PRIMARY
7.8 HIGH
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
vuln.today AI
7.8 HIGH

Local vector confirmed by TA interface access; low privilege matches Android app execution context; full C/I/A reflects TEE memory corruption impact.

3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
4.0 AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Primary rating from Vendor (qualcomm).

CVSS VectorVendor: qualcomm

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

2
Analysis Generated
Aug 04, 2026 - 16:09 vuln.today
CVE Published
Aug 04, 2026 - 15:07 cve.org
HIGH 7.8

DescriptionCVE.org

Memory Corruption when handling malformed request parameters in the fingerprint TA.

AnalysisAI

Memory corruption in Qualcomm Snapdragon's fingerprint Trusted Application (TA) allows a local low-privileged attacker to corrupt memory by sending malformed request parameters, resulting in full compromise of confidentiality, integrity, and availability. The vulnerability resides within the TrustZone Trusted Execution Environment (TEE), making successful exploitation particularly severe as it targets the secure world isolated from the Android normal world. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Attain low-privilege execution on device
Delivery
Craft malformed fingerprint TA parameters
Exploit
Submit request via TEE driver interface
Execution
Trigger buffer overflow in TA memory
Persist
Corrupt TEE secure world memory
Impact
Achieve arbitrary code execution in secure enclave

Vulnerability AssessmentAI

Exploitation Exploitation requires local code execution on the target device with at least low-privilege application context (PR:L per CVSS), which in practice means the attacker must have an app running on the Android OS. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 7.8 (High) score reflects a local attack vector with low complexity and low privilege requirements, yielding full C/I/A impact. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker who has already gained low-privileged code execution on an Android device - for example, via a malicious application installed by the user - crafts malformed parameters and submits them to the fingerprint Trusted Application through the normal world driver interface. The oversized or malformed input overflows a buffer inside the TEE, corrupting adjacent memory structures. …
Remediation The primary fix is to apply the firmware and driver updates distributed by Qualcomm through its August 2026 Security Bulletin at https://docs.qualcomm.com/product/publicresources/securitybulletin/august-2026-bulletin.html. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours, identify all Snapdragon-based Android devices in your fleet and establish a watch for Qualcomm security bulletins regarding CVE-2026-24080; note that no public exploit has been identified at time of analysis, providing a window for proactive remediation. …

Sign in for detailed remediation steps and compensating controls.

Threat intelligence, references, and detailed analysis are available after sign-in.

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EUVD-2026-52733 vulnerability details – vuln.today

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