Description
A use-after-free vulnerability in the Windows WFP callout driver of Akamai Guardicore Platform Agent (GPA) allows a local low-privileged user to cause a denial of service (system crash / BSOD) via an outbound ICMPv6 packet containing an IPv6 Hop-by-Hop extension header. When the IPv6 ICMP redirect policy is active, the packet is copied into a buffer that is freed but subsequently passed to a downstream filter. The size of the freed allocation is attacker-controlled (via packet length), enabling kernel pool grooming. Exploitation requires that the non-default IPv6 ICMP capture/redirect policy is enabled for the endpoint.
No analysis available yet.
Remediation
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Tracking
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Advisories
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References
History
Wed, 14 Oct 2026 05:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | A use-after-free vulnerability in the Windows WFP callout driver of Akamai Guardicore Platform Agent (GPA) allows a local low-privileged user to cause a denial of service (system crash / BSOD) via an outbound ICMPv6 packet containing an IPv6 Hop-by-Hop extension header. When the IPv6 ICMP redirect policy is active, the packet is copied into a buffer that is freed but subsequently passed to a downstream filter. The size of the freed allocation is attacker-controlled (via packet length), enabling kernel pool grooming. Exploitation requires that the non-default IPv6 ICMP capture/redirect policy is enabled for the endpoint. | |
| Weaknesses | CWE-416 | |
| References |
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| Metrics |
cvssV3_1
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Subscriptions
No data.
Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2026-10-14T05:18:39.774Z
Reserved: 2026-06-04T00:00:00.000Z
Link: CVE-2026-50217
No data.
Status : Received
Published: 2026-10-14T06:17:06.760
Modified: 2026-10-14T06:17:06.760
Link: CVE-2026-50217
No data.
OpenCVE Enrichment
No data.
Weaknesses
-
CWE-416
Use After Free