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QEMU before 8.2.0 has an integer underflow and resultant buffer overflow via a TI command when an expected non-DMA transfer length is less than the length of the available FIFO data. This occurs in esp_do_nodma in hw/scsi/esp.c because of an underflow of async_len.

🗓️ 11 Sep 2024 07:00:00Reported by MicrosoftType 
mscve
 mscve
🔗 msrc.microsoft.com👁 2 Views

QEMU before 8.2.0 has underflow and overflow in esp_do_nodma due to async length when non dma transfer is shorter than FIFO.

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19 Feb 2026 09:24Current
7.2High risk
Vulners AI Score7.2
CVSS 3.18.8
EPSS0.00613
SSVC
2