4.9 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:N/I:N/A:C
0.001 Low
EPSS
Percentile
23.1%
The (1) BMDMA and (2) AHCI HBA interfaces in the IDE functionality in QEMU 1.0 through 2.1.3 have multiple interpretations of a function’s return value, which allows guest OS users to cause a host OS denial of service (memory consumption or infinite loop, and system crash) via a PRDT with zero complete sectors, related to the bmdma_prepare_buf and ahci_dma_prepare_buf functions.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 12 | all | qemu | <Â 1:2.3+dfsg-1 | qemu_1:2.3+dfsg-1_all.deb |
Debian | 11 | all | qemu | <Â 1:2.3+dfsg-1 | qemu_1:2.3+dfsg-1_all.deb |
Debian | 10 | all | qemu | <Â 1:2.3+dfsg-1 | qemu_1:2.3+dfsg-1_all.deb |
Debian | 999 | all | qemu | <Â 1:2.3+dfsg-1 | qemu_1:2.3+dfsg-1_all.deb |
Debian | 13 | all | qemu | <Â 1:2.3+dfsg-1 | qemu_1:2.3+dfsg-1_all.deb |