medium6.5
CVE-2020-27661
A divide-by-zero issue was found in dwc2_handle_packet in hw/usb/hcd-dwc2.c in the hcd-dwc2 USB host controller emulation of QEMU.
Impact
A divide-by-zero issue was found in dwc2_handle_packet in hw/usb/hcd-dwc2.c in the hcd-dwc2 USB host controller emulation of QEMU. A malicious guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Qemu | Qemu | through 5.1.1 |
Weakness classification
References
- NVD record
- CVE.org record
- https://bugzilla.redhat.com/show_bug.cgi?id=1890653
- https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=bea2a9e3e00b275dc40cfa09c760c715b8753e03
- https://lists.nongnu.org/archive/html/qemu-devel/2020-10/msg04263.html
- https://security.netapp.com/advisory/ntap-20210720-0010/
- https://www.mail-archive.com/debian-bugs-dist%40lists.debian.org/msg1770368.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1890653
- https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=bea2a9e3e00b275dc40cfa09c760c715b8753e03
- https://lists.nongnu.org/archive/html/qemu-devel/2020-10/msg04263.html
- https://security.netapp.com/advisory/ntap-20210720-0010/
- https://www.mail-archive.com/debian-bugs-dist%40lists.debian.org/msg1770368.html