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Vulnerability ID

CVE-2026-53268

Out-of-bounds read in netfilter/conntrack_irc

ProductLinux kernel

CVSS 3.1High8.2

EPSS0.52%

Has public PoCNo

AI Exploitability

No working AI exploit yet

Working AI PoC: Not yet
Cheapest run: $11.09
Fastest run: —

Model Matrix Capability Breakdown Vulnerability Details Timeline Community

Model Matrix Capability Breakdown Vulnerability Details Timeline Community

Overview

netfilter: conntrack_irc: fix possible out-of-bounds read When parsing fails after we've matched the command string we should bail out instead of trying to match a different command.

CWE: CWE-125
Weakness: Out-of-bounds Read
Component: netfilter/conntrack_irc
Impact: Not stated
Published: 2026-06-25
Fixed version: 7.1

Risk factors

In-the-WildNot observed

CISA KEVNot listed

Public ExploitNone known

Ransomware useNone known

Severity

CVSS 3.1Only version published

8.2High

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

Exploitability

Attack VectorNetwork

ComplexityLow

Privileges RequiredNone

User InteractionNone

Impact

ConfidentialityLow

IntegrityNone

AvailabilityHigh

EPSS

Chance of exploitation in the next 30 days

0.52%

SSVC

Stakeholder-specific vulnerability categorization

Not scored. CISA publishes an SSVC decision for a subset of CVEs.