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CVE-2026-110036

Device-mapper-persistent-data: device-mapper-persistent-data: denial of service via crafted block indices

CVSS score

3.3

EPSS probability

—

Risk score

0.3

Published

22 h ago

OverviewPublic Exploits (0)NewsroomVulnerability Timeline
Patch status has not yet been verified

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Vulnerability description

CVE AI research

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DayBreach AI Explanation

Verified against sources

CVE-2026-110036: device-mapper-persistent-data Denial of Service Vulnerability

Sources read

1

Source agreement

Tam uyum

Evidence confidence

%55

Short explanation

An arithmetic error in device-mapper-persistent-data allows a local attacker to cause a Denial of Service (DoS) by inducing the processing of crafted metadata.

Why does it matter?

This vulnerability threatens operational continuity as it can lead to unexpected crashes and service disruptions on affected systems.

What should be done?

  • Follow vendor security advisories
  • Apply available updates
Chain of evidence and sources2 verified claims

device-mapper-persistent-data bileşeninde hazırlanmış blok indeksleri yoluyla servis dışı bırakmaya zemin hazırlayan bir kusur bulunmaktadır.

S0 · daybreach-canonicalS1 · cvelist

Senkron blok okuma mantığındaki aritmetik hata, uygulamanın panikleyerek sonlanmasına yol açar.

S0 · daybreach-canonicalS1 · cvelist
Show the technical text from the sources

A flaw was found in device-mapper-persistent-data. A local attacker can cause a Denial of Service (DoS) by inducing a user or system tool to process crafted device metadata containing an excessively large block index. An arithmetic error in the synchronous block reading logic causes the application to panic and unexpectedly terminate.

CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

CWE: CWE-190

Explanation produced with the local gemini-flash-lite-latest model. Numerical metrics and the KEV, patch and exploit statuses are not determined by AI.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2026-110036 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1Red HatRed Hat Enterprise Linux 10 View
2Red HatRed Hat Enterprise Linux 6 View
3Red HatRed Hat Enterprise Linux 7 View
4Red HatRed Hat Enterprise Linux 8 View
5Red HatRed Hat Enterprise Linux 9 View
6Red HatRed Hat OpenShift Container Platform 4 View
Total affected vendors: 1|Products: 6

RED HAT CSAF/VEX: Product Impact Check

Red Hat has not yet published a CSAF/VEX impact record for this CVE. This does not mean “not affected”.

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCOREVERSIONSEVERITYVECTORSOURCE
3.3CVSS V3_1LOWCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:LCVE CNA
3.3CVSS V31LOWCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:LNVD

Patch and Remediation Guide

Solution & Remediation Advisory

Patch status unknown

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Confirm the affected product and version against the source evidence above.
Restrict access to internet-facing services and apply network segmentation.
Until a patch is confirmed, follow the vendor advisory; do not read an unknown status as “no patch”.
Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-110036 is associated with the following CWEs:

CWE-190: Integer Overflow or Wraparound

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-110036 weaknesses.

CAPEC-66: SQL InjectionCAPEC-126: Path TraversalCAPEC-28: OS Command Injection

Attack Vector and Accessibility

ExposureYerel erişim
PermissionsGerekmiyor
UserGerekiyor

Official Sources and Advisories

https://access.redhat.com/security/cve/CVE-2026-110036vendor-advisoryRHBZ#2474403vendor-advisory

CVSS Vector Radar Chart

3.3 / 10
Attack VectorLocalComplexityLowPrivilegesNoneUser Interact.RequiredConfidentialityLowIntegrityNoneAvailabilityLow

Vulnerability Scoring Details

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Attack VectorLocal
Attack ComplexityLow
Privileges RequiredNone required
User Interaction—
Confidentiality (Gizlilik)Low
Integrity (Bütünlük)None
Availability (Erişilebilirlik)Low

Yama durumu bilinmiyor

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

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Weakness Type (CWE & CAPEC)

CWE-190

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