CVE-2020-27661

Katalog CVE

CVSS 6.5 · Medium EPSS 0,31%

Kerentanan Divide By Zero pada qemu. Skor CVSS 3.1 6.5 (Medium) menurut NVD.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD

2 Juni 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

6.5 (Medium), sumber NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-369: Divide By Zero

EPSS (30 hari)

0,31% peluang dieksploitasi; lebih tinggi dari 22,5% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://bugzilla.redhat.com/show_bug.cgi?id=1890653 issue tracking · patch · advisory pihak ketiga
• https://lists.nongnu.org/archive/html/qemu-devel/2020-10/msg04263.html mailing list · patch · advisory pihak ketiga
• https://security.netapp.com/advisory/ntap-20210720-0010/ advisory pihak ketiga
• https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=bea2a9e3e00b275dc40cfa09c760c715b8753e03
• https://www.mail-archive.com/debian-bugs-dist%40lists.debian.org/msg1770368.html