CVE-2024-24474

high

Description

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.

References

https://gitlab.com/qemu-project/qemu/-/issues/1810

https://github.com/qemu/qemu/commit/77668e4b9bca03a856c27ba899a2513ddf52bb52

https://gist.github.com/1047524396/5ce07b9d387095c276b1cd234ae5615e

Details

Source: Mitre, NVD

Published: 2024-02-20

Updated: 2024-02-21

Risk Information

CVSS v2

Base Score: 6.5

Vector: CVSS2#AV:L/AC:L/Au:M/C:C/I:C/A:C

Severity: Medium

CVSS v3

Base Score: 8.2

Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Severity: High