Buffer overflow in Qemu

CVE-2024-24474

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.

Vulnerability class: Buffer Overflow

EPSS: 0.014 (69.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

  • Qemu
  • N/a — versions n/a

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2024-24474?
CVE-2024-24474 is a high-severity vulnerability in Qemu, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.8/10. Published 2024-02-20.
How severe is CVE-2024-24474?
High severity. CVSS v3 base score is 8.8 out of 10.