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.
Metrics
CVSS 3.1 8.8/10
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
| qemu | qemu | < 8.2.0 |
References
- https://gist.github.com/1047524396/5ce07b9d387095c276b1cd234ae5615eThird Party Advisory
- https://github.com/qemu/qemu/commit/77668e4b9bca03a856c27ba899a2513ddf52bb52Patch
- https://gitlab.com/qemu-project/qemu/-/issues/1810Exploit, Issue Tracking, Vendor Advisory
- https://security.netapp.com/advisory/ntap-20240510-0012/Third Party Advisory
- https://gist.github.com/1047524396/5ce07b9d387095c276b1cd234ae5615eThird Party Advisory
- https://github.com/qemu/qemu/commit/77668e4b9bca03a856c27ba899a2513ddf52bb52Patch
- https://gitlab.com/qemu-project/qemu/-/issues/1810Exploit, Issue Tracking, Vendor Advisory
- https://security.netapp.com/advisory/ntap-20240510-0012/Third Party Advisory
Timeline
- Published
- Feb 20, 2024
- Last modified
- Jun 17, 2026
- NVD status
- Analyzed