ext4: don't cache extent during splitting extent
CVE-2026-45912 is a vulnerability related to the ext4 filesystem implementation, specifically concerning caching behavior during extent splitting. The available information is limited and does not provide technical details beyond the title or describe exploitation methods or impacts. There is no CVSS score or detailed vendor advisory content available to clarify the severity or remediation status. No known exploits in the wild have been reported. The affected products include Microsoft and Azure Linux 3.0 versions. Patch status is not confirmed, and no official fix or mitigation guidance is provided.
AI Analysis
Technical Summary
This vulnerability, identified as CVE-2026-45912, involves the ext4 filesystem's handling of extent caching during extent splitting. The description and technical details are minimal, with no explicit explanation of the vulnerability's nature, impact, or exploitation. It affects Microsoft and Azure Linux 3.0 products. No CVSS score or vendor advisory details are available to assess the risk or remediation status.
Potential Impact
Due to the lack of detailed information, the precise impact of this vulnerability cannot be determined. There are no reports of known exploits in the wild. Without further technical or vendor-provided details, the potential consequences remain unclear.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or mitigation instructions are provided in the available data. Users should monitor Microsoft Security Response Center updates for any forthcoming patches or recommendations.
ext4: don't cache extent during splitting extent
Description
CVE-2026-45912 is a vulnerability related to the ext4 filesystem implementation, specifically concerning caching behavior during extent splitting. The available information is limited and does not provide technical details beyond the title or describe exploitation methods or impacts. There is no CVSS score or detailed vendor advisory content available to clarify the severity or remediation status. No known exploits in the wild have been reported. The affected products include Microsoft and Azure Linux 3.0 versions. Patch status is not confirmed, and no official fix or mitigation guidance is provided.
Affected software
pkg:github/microsoft/azure-linuxRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, identified as CVE-2026-45912, involves the ext4 filesystem's handling of extent caching during extent splitting. The description and technical details are minimal, with no explicit explanation of the vulnerability's nature, impact, or exploitation. It affects Microsoft and Azure Linux 3.0 products. No CVSS score or vendor advisory details are available to assess the risk or remediation status.
Potential Impact
Due to the lack of detailed information, the precise impact of this vulnerability cannot be determined. There are no reports of known exploits in the wild. Without further technical or vendor-provided details, the potential consequences remain unclear.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or mitigation instructions are provided in the available data. Users should monitor Microsoft Security Response Center updates for any forthcoming patches or recommendations.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_vex
- Csaf Version
- 2.0
- Publisher
- Microsoft Security Response Center
- Advisory Id
- msrc_CVE-2026-45912
- Cve Count
- 1
- Additional Cves
- []
- Cvss Version
- null
Threat ID: 6a18ab90e29bf47b50289644
Added to database: 05/28/2026, 20:54:40 UTC
Last enriched: 05/28/2026, 21:12:02 UTC
Last updated: 07/31/2026, 19:22:59 UTC
Views: 34
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