Is there a patch available for CVE-2026-98593?

Yes, a patch is available for CVE-2026-98593. Update the affected software to the latest version immediately.

Linux CVE-2026-98593

EUVD-2026-103638

2026-10-18 Linux

GHSA-v4qr-c46c-6qg3

Denial Of Service Linux

View

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

Patch available 0.2% exploitation probability (EPSS)

Get an e-mail when this CVE is exploited, patched or re-scored. Free account.

Alert me

AnalysisCVE.org

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

s390/debug: Fix NULL pointer dereference in debug_info_copy()

When debug_register_static() fails, it clears areas, active_pages and active_entries but leaves the area bounds unchanged. Copying such an area, either by opening its view file or via debug_dump(), makes debug_info_copy() dereference the NULL pointers.

Skip the copy loop when the source has no areas.

Affected VersionsENISA

Linux patch: 6.18.55

Linux d72541f945127b4873dace501406a1bc8cd8e1e9 <33f706884821da9cb55b650b7b1d4f2bdf800137

Linux patch: 6.1.189

Linux d72541f945127b4873dace501406a1bc8cd8e1e9 <9c6af88fbefbe77608b77409df23a1617e28398c

Linux patch: 6.12.112

Linux patch: 7.2.9

Linux patch: 7.3-rc5

Linux d72541f945127b4873dace501406a1bc8cd8e1e9 <2de9c458cc49d8db6408a7c5fbf0c7c94fe4d52b

Linux patch: 0

Linux d72541f945127b4873dace501406a1bc8cd8e1e9 <13decd3b3b3a4d8a2e603fb8c9ffde0c6be3c225

Linux 5.15

Linux d72541f945127b4873dace501406a1bc8cd8e1e9 <012bfcd5a51082d5a65f096dfb9ca652b5267965

Linux patch: 6.6.158

Linux d72541f945127b4873dace501406a1bc8cd8e1e9 <a19bede30f0da5ae56782edac62b5998a7434cba

Linux patch: 5.15.222

Linux d72541f945127b4873dace501406a1bc8cd8e1e9 <c593f38e1cdb92f87d01be4c4e5ac12417b1454b

Affected Packages

euvd linux no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Know when the next one hits your stack

Watch products and get an email when something new is published
Check this CVE against your own stack and servers
Exploit and PoC references, threat intelligence from 22 sources

Continue with Google Continue with GitHub

No credit card · 7-day full trial

Lifecycle Timeline

Patch available

Oct 18, 2026 - 16:02 EUVD

CVE Published

Oct 18, 2026 - 15:19 cve.org

UNKNOWN (no severity yet)

Threat Intelligence Overview

EPSS Score

0.2%

Top 94% exploitable

Data Quality

3 sources

Confidence: Low

EUVD

CVE.org

EPSS 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.