CVE-2021-45464

Katalog CVE

CVSS 8.8 · High EPSS 0,38%

Kerentanan Out-of-bounds Write pada kvmtool project kvmtool. Skor CVSS 3.1 8.8 (High) menurut NVD.

Deskripsi (NVD)

kvmtool through 39181fc allows an out-of-bounds write, related to virtio/balloon.c and virtio/pci.c. This allows a guest OS user to execute arbitrary code on the host machine.

Rincian

Terbit di NVD

15 April 2023

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-787: Out-of-bounds Write

EPSS (30 hari)

0,38% peluang dieksploitasi; lebih tinggi dari 29,9% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://git.kernel.org/pub/scm/linux/kernel/git/will/kvmtool.git/commit/?id=39181fc6429f4e9e71473284940e35857b... patch
• https://git.kernel.org/pub/scm/linux/kernel/git/will/kvmtool.git/log/ patch
• https://www.kalmarunionen.dk/writeups/2021/hxp-2021/lkvm/ exploit · advisory pihak ketiga
• https://cdn.discordapp.com/attachments/921419715170164776/921882173517230100/exploit.c broken link