CVE-2021-32847

Katalog CVE

CVSS 6.5 · Medium EPSS 0,37%

Kerentanan Out-of-bounds Read pada mobyproject hyperkit. Skor CVSS 3.1 6.5 (Medium) menurut NVD.

Deskripsi (NVD)

HyperKit is a toolkit for embedding hypervisor capabilities in an application. In versions 0.20210107 and prior, a malicious guest can trigger a vulnerability in the host by abusing the disk driver that may lead to the disclosure of the host memory into the virtualized guest. This issue is fixed in commit cf60095a4d8c3cb2e182a14415467afd356e982f.

Rincian

Terbit di NVD

20 Februari 2023

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:H/I:N/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-125: Out-of-bounds Read

EPSS (30 hari)

0,37% peluang dieksploitasi; lebih tinggi dari 28,9% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/moby/hyperkit/commit/cf60095a4d8c3cb2e182a14415467afd356e982f patch
• https://securitylab.github.com/advisories/GHSL-2021-058-moby-hyperkit/ exploit · advisory pihak ketiga
• https://github.com/moby/hyperkit/blob/2f061e447e1435cdf1b9eda364cea6414f2c606b/src/lib/pci_virtio_block.c#L316 exploit · product