EUVD-2026-19334Severity 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 accessing an output buffer without validating its size during IOCTL processing in a camera sensor driver.
AnalysisAI
Local privilege escalation in Qualcomm Snapdragon camera sensor drivers allows authenticated users to execute arbitrary code with elevated privileges through memory corruption. The vulnerability stems from unbounded buffer access during IOCTL processing, enabling attackers to corrupt memory and achieve complete system compromise (confidentiality, integrity, and availability impact). EPSS data not available; no public exploit identified at time of analysis. Affects Qualcomm Snapdragon-powered devices across mobile and IoT ecosystems.
Technical ContextAI
This vulnerability affects the kernel-mode camera sensor driver implementation in Qualcomm Snapdragon chipsets, where IOCTL (Input/Output Control) handlers fail to validate output buffer boundaries before write operations. The root cause is an out-of-bounds read (CWE-126), though the impact description suggests accompanying write operations leading to memory corruption. IOCTL handlers operate at elevated privilege levels and interface directly with hardware, making improper buffer validation particularly dangerous. The affected CPE indicates broad Snapdragon platform exposure, potentially impacting hundreds of millions of Android devices, automotive systems, IoT devices, and other Snapdragon-powered products. Camera drivers typically run in kernel space, meaning successful exploitation grants kernel-level code execution capabilities.
RemediationAI
Apply security updates provided by device manufacturers (OEMs) that incorporate fixes from Qualcomm's April 2026 Security Bulletin. Qualcomm has released patches to address this camera driver memory corruption vulnerability, distributed through their monthly security bulletin process. End users should install the latest firmware updates from their device manufacturer (Samsung, Xiaomi, Motorola, OnePlus, etc.) that reference April 2026 or later Qualcomm security patch levels. Enterprise administrators should prioritize patch deployment for devices with elevated risk profiles (executive devices, those accessing sensitive data, BYOD environments). Mitigation strategies pending patch availability include restricting installation of untrusted applications, enforcing principle of least privilege for application permissions, enabling verified boot mechanisms, and monitoring for anomalous camera subsystem activity. Refer to vendor-specific security bulletins and the authoritative Qualcomm advisory at https://docs.qualcomm.com/product/publicresources/securitybulletin/april-2026-bulletin.html for detailed patching guidance and affected product matrices.
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Same weakness CWE-126 – Buffer Over-read
View allSame technique Buffer Overflow
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External POC / Exploit Code
Leaving vuln.today