A vulnerability was found in QEMU. It has been classified as critical. Affected is an unknown function of the file pvrdma_cmd.c of the component Guest Driver. The manipulation leads to use after free.
This vulnerability is traded as CVE-2022-1050. Access to the local network is required for this attack to succeed. There is no exploit available.
To fix this issue, it is recommended to deploy a patch.
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CVE-2022-1050 | QEMU Guest Driver pvrdma_cmd.c use after free (EUVD-2022-24397 / Nessus ID 209569)
A vulnerability was found in QEMU. It has been classified as critical. Affected is an unknown function of the file pvrdma_cmd.c of the component Guest Driver. The manipulation leads to use after free. This vulnerability is traded as…
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IoC Intelligence (1 Indikatoren)
CVE-2022-1050
IR-PLAYBOOK-VULN-REMEDIATIONMEDIUM
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title: Detect Exploitation - CVE-2022-1050 | QEMU Guest Driver pvrdma_cmd.c use after free (EUVD-2022-24397 / Nessus ID 209569)
id: 211bc7a6-c10d-4a18-8f62-b8b03bad3b25
status: experimental
description: Automatisch generierte SIEM-Erkennungsregel basierend auf CTI Intelligence
references:
- https://tsecurity.de/
author: iShareStuff CTI Automated Detection Engine
date: 2026-09-24
logsource:
category: network_connection
product: any
detection:
selection:
CommandLine|contains:
- 'exploit'
condition: selection
falsepositives:
- Legitime administrative Zugriffe oder Penetrationstests
level: high
tags:
- attack.initial_accessrule CTI_Threat_Indicator {
meta:
author = "iShareStuff CTI Automated Detection Engine"
date = "2026-09-24"
description = "YARA Signature for "
strings:
$str = "CVE-2022-1050 | QEMU Guest Dri" ascii wide
condition:
any of them
}INFRASTRUCTURE BLAST RADIUS & EXPOSURE
Live-Vektor: LOCAL
LOCALIZED
Perimeter & Ingress
Geringes Risiko
Lateral Pivot & AD
GEFÄHRDET (80%)
Crown Jewels & DB
Geringes Risiko
Supply Chain Reach
Geringes Risiko
tsecurity.de Cognitive Threat RAG
Fokus-Vektor:
Kognitive Analyse für identifizierte Bedrohung: Erhöhte Bedrohungslage im Bereich CVE-2022-1050 | QEMU Guest Driver pvrdma.... Basierend auf 368k Vektor-Korrelationen werden sofortige Isolationsmaßnahmen für betroffene Endpunkte empfohlen.
🛡️ Angriffsfläche & Exposure
Netzwerk/Remote-Zugriff ohne Vorauthentifizierung möglich.
⚡ Empfohlene Sofortmaßnahmen
- 1. Perimeter-Inspektion: Relevante Portfreigaben und exponierte Endpunkte unverzüglich scannen.
- 2. Patch-Applikation: Hersteller-Hotfix einspielen oder betroffene Daemons in isolierte DMZ-Segmente überführen.
- 3. Telemetrie & EDR-Alerts: Prozessaufrufe und Child-Processes auf anomale Shell-Spawns überwachen.
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