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Linux CVE-2026-98024

| EUVDEUVD-2026-86677
2026-09-25 Linux GHSA-8x93-8jfm-fwvw
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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:

s390/ism: folio_put() after error

dmb->cpu_addr was allocated via folio_alloc(). Use folio_put() instead of kfree() in the error exit of ism_alloc_dmb() to avoid slab allocator corruption.

While at it, reset dmb->cpu_addr after folio_put to avoid unintentional UAF by future callers.

Affected VersionsENISA

Linux patch: 6.12.111
Linux patch: 7.2.7
Linux 6.6.29 <6.7
Linux 6.9
Linux 83781384a96b95e2b6403d3c8a002b2c89031770 <907a56ab3eb8a58500a58daa76087f17bb2b6826
Linux patch: 6.18.53
Linux patch: 0
Linux 6.8.8 <6.9
Linux f3e23edc4917f72139b805f208aeadf23376a0b5
Linux 83781384a96b95e2b6403d3c8a002b2c89031770 <890e2ef726904d1d8328e4b9f5090eeb8761b9d1
Linux patch: 7.3-rc3
Linux 83781384a96b95e2b6403d3c8a002b2c89031770 <60983356fab0c1171c5cb1b56a36349ebadc608e
Linux 121fb75414ab8debafd548bded9d888cd5a8f165
Linux 83781384a96b95e2b6403d3c8a002b2c89031770 <eebb6a9017b55ac05be770cf7b89f9da49505ae7

Affected Packages

euvd linux fix: 6.7, 6.9

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.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Lifecycle Timeline

2
Patch available
Sep 25, 2026 - 11:02 EUVD
CVE Published
Sep 25, 2026 - 10:23 cve.org
UNKNOWN (no severity yet)

Threat Intelligence Overview

EPSS Score
0.2%
Top 95% 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

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

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