CVE-2020-29040

Katalog CVE

CVSS 8.8 · High EPSS 0,38%

Kerentanan Off-by-one Error pada xen. Skor CVSS 3.1 8.8 (High) menurut NVD.

Deskripsi (NVD)

An issue was discovered in Xen through 4.14.x allowing x86 HVM guest OS users to cause a denial of service (stack corruption), cause a data leak, or possibly gain privileges because of an off-by-one error. NOTE: this issue is caused by an incorrect fix for CVE-2020-27671.

Rincian

Terbit di NVD

24 November 2020

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-193: Off-by-one Error
CWE-787: Out-of-bounds Write

EPSS (30 hari)

0,38% peluang dieksploitasi; lebih tinggi dari 29,8% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• http://xenbits.xen.org/xsa/advisory-355.html advisory vendor
• https://xenbits.xen.org/xsa/advisory-355.html advisory vendor
• http://www.openwall.com/lists/oss-security/2021/01/19/4 mailing list · advisory pihak ketiga