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Linux EUVDEUVD-2026-103815

| CVE-2026-98730
2026-10-18 Linux GHSA-3249-w698-6rq3
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Awaiting Data No severity or threat signals available yet. Label will update when CVSS score is published or threat intelligence arrives.
Patch available

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AnalysisCVE.org

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

Bluetooth: btintel_pcie: reject oversized TX packets in send_frame()

btintel_pcie_send_frame() eventually copies skb->data into a fixed BTINTEL_PCIE_BUFFER_SIZE (4096) DMA buffer via memcpy() in btintel_pcie_prepare_tx(), with a 4-byte PCIe type header prepended. A user-space process with HCI_CHANNEL_USER access can inject an oversized packet and overflow the buffer.

Reject packets larger than BTINTEL_PCIE_BUFFER_SIZE - BTINTEL_PCIE_HCI_TYPE_LEN on entry.

Affected VersionsENISA

Linux patch: 0
Linux 6.10
Linux 6e65a09f927566f257322358d429b267548473eb <84df222de86eabed543361025ed54ce838c0b573
Linux 6e65a09f927566f257322358d429b267548473eb <9806a748f9ab223b733624367b6ddda77fb9450e
Linux 6e65a09f927566f257322358d429b267548473eb <3d6ba6be9bef13edcd4ad74f7cfdd0c34db4d2bc
Linux patch: 7.3-rc6
Linux patch: 6.12.113
Linux patch: 6.18.56
Linux patch: 7.2.10
Linux 6e65a09f927566f257322358d429b267548473eb <f771f96557a4d953a7e4d045870547271e36e819

Affected Packages

euvd linux no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

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Lifecycle Timeline

2
Patch available
Oct 18, 2026 - 17:19 EUVD
CVE Published
Oct 18, 2026 - 15:47 cve.org
UNKNOWN (no severity yet)

Threat Intelligence Overview

Data Quality
1 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity Not scored yet
CISA KEV No
Public POC No
EPSS N/A
Patch available Yes
Active threat No
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.
Awaiting Data No severity or threat signals available yet. Label will update when CVSS score is published or threat intelligence arrives.

Attack Technique

A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions.

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