EUVD-2026-19321
GHSA-hfh3-pr7q-frpw
Severity by source
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
3DescriptionCVE.org
Memory Corruption when retrieving output buffer with insufficient size validation.
AnalysisAI
Memory corruption in Qualcomm Snapdragon components allows local authenticated attackers to execute arbitrary code with high privileges. A buffer overflow vulnerability (CWE-126) occurs during output buffer retrieval due to insufficient size validation, enabling complete system compromise with high confidentiality, integrity, and availability impact. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Requires local access as a low-privilege user. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | Real-world risk is moderate-to-high for targeted attacks but lower for mass exploitation. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | An attacker distributes a seemingly benign Android application through third-party app stores or social engineering. Once a user installs the app with standard permissions, the malicious code leverages this memory corruption vulnerability to escape application sandboxing by triggering undersized buffer operations in Snapdragon kernel drivers. … |
| Remediation | Apply firmware updates containing the patches detailed in the Qualcomm April 2026 Security Bulletin (https://docs.qualcomm.com/product/publicresources/securitybulletin/april-2026-bulletin.html). … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
24 hours: Inventory all Snapdragon-powered devices across the organization (phones, tablets, IoT devices) and document current firmware/OS versions. …
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Same weakness CWE-126 – Buffer Over-read
View allSame technique Buffer Overflow
View allShare
External POC / Exploit Code
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