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.

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

Published 2024-02-20 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.014 (71.4th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 71st percentile — 71.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: 0.000

Affected products

Qemu

Weakness classification (CWE)

References

gitlab.com/qemu-project/qemu/-/issues/1810 (Exploit, Issue Tracking, Vendor Advisory)
github.com/qemu/qemu/commit/77668e4b9bca03a856c27ba899a2513ddf52bb52 (Patch)
gist.github.com/1047524396/5ce07b9d387095c276b1cd234ae5615e (Third Party Advisory)
security.netapp.com/advisory/ntap-20240510-0012/ (Third Party Advisory)

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.