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CVE-2026-53923 vLLM GGUF Kernels: int64_t to int truncation of tensor dimensions causes GPU buffer overflow

🗓️ 22 Jun 2026 21:55:42Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 3 Views

vLLM GGUF dequantize kernel truncates integers, causing buffer overflow and potential data exposure; fixed 0.23.1rc0.

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08 Jul 2026 08:13Current
5.9Medium risk
Vulners AI Score5.9
CVSS 45.3
EPSS0.00281
3