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Linux CVE-2026-80801

| EUVDEUVD-2026-71236
2026-09-04 Linux GHSA-w7m7-vh5w-6jvg

Lifecycle Timeline

2
Patch available
Sep 04, 2026 - 17:17 EUVD
CVE Published
Sep 04, 2026 - 15:13 cve.org
UNKNOWN (no severity yet)

DescriptionCVE.org

In the Linux kernel, the following vulnerability has been resolved:

nfc: microread: validate target discovery payload lengths

microread_target_discovered() parses target discovery payloads from skb->data according to the HCI gate. The fixed field offsets and UID copies were checked only against the destination nfc_target buffers, not against the actual skb length.

Validate that each gate-specific payload contains the fixed fields and UID bytes before reading or copying them.

Analysis

In the Linux kernel, the following vulnerability has been resolved: nfc: microread: validate target discovery payload lengths microread_target_discovered() parses target discovery payloads from skb->data according to the HCI gate. The fixed field offsets and UID copies were checked only against the destination nfc_target buffers, not against the actual skb length. …

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CVE-2026-80801 vulnerability details – vuln.today

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