Is there a patch available for CVE-2026-98316?

Yes, a patch is available for CVE-2026-98316. Update the affected software to the latest version immediately.

Linux CVE-2026-98316

EUVD-2026-93301

2026-10-06 Linux

GHSA-877f-c8m6-hq9r

Information Disclosure Linux

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Monitor Track and reassess. Why: No CVSS yet + weak signal (CWE or non-zero EPSS).

Patch available 0.2% exploitation probability (EPSS)

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AnalysisCVE.org

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

ALSA: bcd2000: Fix race between rawmidi and disconnect

Although we tried to fix the potential UAF issues at USB disconnect on bcd2000 driver, there is still an overlooked case -- namely, when a rawmidi trigger callback has been already running at USB disconnect handling, the in-flight function (e.g. bcd2000_midi_send()) could still access the URB, because the previous URB NULL-check & clearance was considered only for the URB complete callbacks, but not about the parallel rawmidi operations.

For addressing the race, this patch introduced a new spinlock that covers each rawmidi operation as well as the rawmidi handling in the complete callback. The URB is cleared with the lock, so it guarantees that the pending rawmidi task already finished or a NULL check is effective.

Affected VersionsENISA

Linux 6.12.109 <6.12.112

Linux 6.18.50 <6.18.54

Linux 459d3a64766f5ca2f1886daeaf24582831a5f5ab <221253723dc58bb901c3f27a7659823e63fc598c

Linux patch: 7.2.8

Linux patch: 6.1.189

Linux 7.2.4 <7.2.8

Linux patch: 7.3-rc4

Linux 6.1.188 <6.1.189

Linux 7.3-rc1

Linux patch: 6.6.158

Linux 5.10.270 <5.11

Linux patch: 6.18.54

Linux 6.6.157 <6.6.158

Linux b06ebc7fe25a6af4a9f6e4a3d4236a4178ad4b01 <9c8b6eff6e7505c128b615d9a1364ef66fa5c18e

Linux 7df3194bdb7479cad9199889655a566a2c0c1d1b <812ca56867bec3065c2a27f1ff5ce04e2a8bf4f0

Linux 3c00004f134fc819f9d9e202c6a64acde0a1f8d0 <3b824930259d54f5047ce6b5c97bd20db2fc2b98

Linux 5a77febac6faf6da40fbb4555f703eeb91b58130

Linux 6c07aad8a7c9ef8ebc4d03a964b882123a349a2e <c83d6b0a65f7b71bbabcc91c045dfbffdff6ae76

Linux patch: 6.12.112

Linux 5.15.221 <5.16

Linux 9af08677aa57debaca5b57c8045c52a83d3dd376

Linux patch: 0

Linux eb482a06791d6168beb8c78cc904ac5a5ed96a55 <0a7ecf52cb59ed77ec525deb52c496ea8fba10b1

Affected Packages

euvd linux fix: 5.11, 5.16, 6.1.189, 6.6.158, 6.12.112, 6.18.54, 7.2.8

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

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Exploit and PoC references, threat intelligence from 22 sources

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Lifecycle Timeline

Patch available

Oct 06, 2026 - 10:02 EUVD

CVE Published

Oct 06, 2026 - 08:46 cve.org

UNKNOWN (no severity yet)

Threat Intelligence Overview

EPSS Score

0.2%

Top 93% exploitable

Threat Intel

1 sources

Data Quality

3 sources

Confidence: Low

EUVD

CVE.org

EPSS NEWS MSRC

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 0.2%

Patch available Yes

Active threat No

Deciding rule

No CVSS yet + weak signal (CWE or non-zero EPSS)

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.

Attack Technique

Information Disclosure MEDIUM

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.