CVE-2026-64158

Rejected record with withdrawn vulnerability claim

Published Jul 19, 2026 · Updated Jul 19, 2026

The Linux Kernel has no current vulnerability claim under CVE-2026-64158 after the Linux CNA rejected the record and withdrew its contents. The rejection removed the prior netfs write-streaming description, affected-version ranges, CVSS assessment, patch references, and product applicability data. No vulnerability mechanism, attacker gate, or security consequence remains valid for triage under this identifier.

CVSS severityUnavailable
Unscored
EPSS probabilityUnavailable
No score available in this record
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

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Summary

What happened

The Linux Kernel has no current vulnerability claim under CVE-2026-64158 after the Linux CNA rejected the record and withdrew its contents. The rejection removed the prior netfs write-streaming description, affected-version ranges, CVSS assessment, patch references, and product applicability data. No vulnerability mechanism, attacker gate, or security consequence remains valid for triage under this identifier.

The record

CVE
CVE-2026-64158
Published
Jul 19, 2026
Updated
Jul 19, 2026
Vendor
The Linux Kernel Organization
Product
Linux Kernel
Classifications
Unavailable
Attack vector
Unavailable
Privileges
Unavailable

Timeline

How it unfolded

  1. Jul 19, 2026CVE publishedPublication date reported by the CVE source.
  2. Jul 19, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=6.8
  2. Affected versionversion=c38f4e96e605f17990e871214e6ea1496bc4e65f <616578e40dcba3f94810d841c5a52b7e3bc8ede7
  3. Affected versionversion=c38f4e96e605f17990e871214e6ea1496bc4e65f <70a7b9193bbbfceaab5974de66834c64ccc875dd
  4. Affected versionversion=c38f4e96e605f17990e871214e6ea1496bc4e65f <7a9fa5b020a3a40f8291a71cd44c08d931da430d
  5. Affected versionversion=c38f4e96e605f17990e871214e6ea1496bc4e65f <9adf8e47d73d5e3c2fe77dea649dcde350ccd65c

What conditions does exploitation require?

Attack vectorUnavailable in this record.
Required privilegesUnavailable in this record.

What is affected?

The Linux Kernel Organization · Linux Kernelversion=6.8; version=c38f4e96e605f17990e871214e6ea1496bc4e65f <616578e40dcba3f94810d841c5a52b7e3bc8ede7; version=c38f4e96e605f17990e871214e6ea1496bc4e65f <70a7b9193bbbfceaab5974de66834c64ccc875dd; version=c38f4e96e605f17990e871214e6ea1496bc4e65f <7a9fa5b020a3a40f8291a71cd44c08d931da430d; version=c38f4e96e605f17990e871214e6ea1496bc4e65f <9adf8e47d73d5e3c2fe77dea649dcde350ccd65c

Published CVSS scores

No CVSS assessment is available in this record.

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
VectorUnavailable
PrivilegesUnavailable
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

No sourced classifications are available.

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

See the directory against your own environment.

Your stack

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