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Linux EUVDEUVD-2026-108903

| CVE-2026-98931
2026-10-23 Linux GHSA-h8g8-r2jh-pj86
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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:

mtd: spinand: fix NULL pointer dereference with no ECC engine

When "nand-no-ecc-engine" is set in DT, nanddev_get_ecc_engine() takes the NAND_ECC_ENGINE_TYPE_NONE path and returns success while leaving nand->ecc.engine NULL. The SPI-NAND code nevertheless dereferences it unconditionally to test for a pipelined engine, so probing such a device oopses immediately.

Rather than open-coding the test three times, add a nand_ecc_is_pipelined() helper to the NAND core that folds the NULL check into the integration comparison, and use it everywhere. Future callers then cannot reintroduce the problem.

Affected VersionsENISA

Linux f9d7c7265bcff7d9a17425a8cddf702e8fe159c2 <3c765fd5212c1bbc71568b1518a7ec963a7040b4
Linux f9d7c7265bcff7d9a17425a8cddf702e8fe159c2 <b890e6163761ddb580cc74f43e15f8bbde15647e
Linux patch: 7.2.10
Linux patch: 6.6.160
Linux f9d7c7265bcff7d9a17425a8cddf702e8fe159c2 <77c449c9c946fc420008dc55cd30f53749c915e4
Linux f9d7c7265bcff7d9a17425a8cddf702e8fe159c2 <fc2f651f520394893b14b75281a01e502bfa73bb
Linux patch: 6.18.56
Linux patch: 0
Linux patch: 6.12.113
Linux patch: 7.3
Linux 5.18
Linux f9d7c7265bcff7d9a17425a8cddf702e8fe159c2 <80e8b0ea73ba295e92dfb6cf1c41df9da64234c6

Affected Packages

euvd linux no fix

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

2
Patch available
Oct 23, 2026 - 13:17 EUVD
CVE Published
Oct 23, 2026 - 12:11 cve.org
UNKNOWN (no severity yet)

Threat Intelligence Overview

EPSS Score
0.2%
Top 90% exploitable
Data Quality
3 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 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

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

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