CVE-2020-27661

EUVD-2020-20168
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.5 MEDIUM
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 32%
Affected Products (NVD)
VendorProductVersion
qemuqemu
𝑥
≤ 5.1.1
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
qemu
bookworm
1:7.2+dfsg-7+deb12u7
fixed
bullseye
1:5.2+dfsg-11+deb11u3
fixed
bullseye (security)
1:5.2+dfsg-11+deb11u2
fixed
buster
not-affected
sid
1:9.1.1+ds-2
fixed
stretch
not-affected
trixie
1:9.1.1+ds-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
qemu
bionic
not-affected
focal
not-affected
groovy
not-affected
trusty
not-affected
xenial
not-affected
qemu-kvm
bionic
dne
focal
dne
groovy
dne
trusty
dne
xenial
dne
Common Weakness Enumeration
References
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