A vulnerability, which was classified as problematic, was found in Arm Bifrost GPU Kernel Driver, Valhall GPU Kernel Driver and 5th Gen GPU Architecture Kernel Driver up to r45p0. Affected is an unknown function. The manipulation leads to use after free.
This vulnerability is traded as CVE-2023-5427. It is possible to launch the attack on the local host. There is no exploit available.
It is recommended to upgrade the affected component.
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CVE-2023-5427 | Arm Bifrost GPU Kernel Driver up to r45p0 use after free (ID 176029)
A vulnerability, which was classified as problematic, was found in Arm Bifrost GPU Kernel Driver, Valhall GPU Kernel Driver and 5th Gen GPU Architecture Kernel Driver up to r45p0. Affected is an unknown function. The manipulation leads to…
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IoC Intelligence (1 Indikatoren)
CVE-2023-5427
IR-PLAYBOOK-VULN-REMEDIATIONMEDIUM
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title: Detect Exploitation - CVE-2023-5427 | Arm Bifrost GPU Kernel Driver up to r45p0 use after free (ID 176029)
id: 44174e76-398b-4f57-affc-519ea80972f9
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-2023-5427 | Arm Bifrost GP" ascii wide
condition:
any of them
}INFRASTRUCTURE BLAST RADIUS & EXPOSURE
Live-Vektor: LOCAL
LOCALIZED
Perimeter & Ingress
Geringes Risiko
Lateral Pivot & AD
Geringes Risiko
Crown Jewels & DB
Geringes Risiko
Supply Chain Reach
GEFÄHRDET (90%)
tsecurity.de Cognitive Threat RAG
Fokus-Vektor:
Kognitive Analyse für identifizierte Bedrohung: Erhöhte Bedrohungslage im Bereich CVE-2023-5427 | Arm Bifrost GPU Kernel D.... 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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