CVE-2020-12430

Katalog CVE

CVSS 6.5 · Medium EPSS 2,3%

Kerentanan Missing Release of Memory after Effective Lifetime pada redhat libvirt, redhat enterprise linux. Skor CVSS 3.1 6.5 (Medium) menurut NVD.

Deskripsi (NVD)

An issue was discovered in qemuDomainGetStatsIOThread in qemu/qemu_driver.c in libvirt 4.10.0 though 6.x before 6.1.0. A memory leak was found in the virDomainListGetStats libvirt API that is responsible for retrieving domain statistics when managing QEMU guests. This flaw allows unprivileged users with a read-only connection to cause a memory leak in the domstats command, resulting in a potential denial of service.

Rincian

Terbit di NVD

28 April 2020

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-401: Missing Release of Memory after Effective Lifetime

EPSS (30 hari)

2,3% peluang dieksploitasi; lebih tinggi dari 82,6% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://bugzilla.redhat.com/show_bug.cgi?id=1804548 issue tracking · permissions required · advisory vendor
• https://bugzilla.redhat.com/show_bug.cgi?id=1828190 issue tracking · patch · advisory vendor
• https://libvirt.org/git/?p=libvirt.git%3Ba=commit%3Bh=9bf9e0ae6af38c806f4672ca7b12a6b38d5a9581
• https://lists.debian.org/debian-lts-announce/2024/04/msg00000.html
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D5GE6ISYUL3CI...
• https://security.netapp.com/advisory/ntap-20200518-0003/
• https://usn.ubuntu.com/4371-1/