AUGUST 4, 2026
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Case File

CVE-2022-42309

HIGH · CVSS 8.8 EPSS 0.27%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-11-01 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE
CVE-2022-42309
Severity
HIGH
CVSS
8.8
EPSS
0.27%

Original NVD Description

Xenstore: Guests can crash xenstored Due to a bug in the fix of XSA-115 a malicious guest can cause xenstored to use a wrong pointer during node creation in an error path, resulting in a crash of xenstored or a memory corruption in xenstored causing further damage. Entering the error path can be controlled by the guest e.g. by exceeding the quota value of maximum nodes per domain.