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EPSS 0.0%top 95%

ext4: fix bounds check in check_xattrs() to prevent out-of-bounds access

0
Medium
Published: Sat May 02 2026 (05/02/2026, 00:00:00 UTC)
Source: GCVE Database
Vendor/Project: Microsoft Security Response Center
Product: Microsoft

Description

CVE-2026-46094 is a vulnerability in the ext4 filesystem implementation affecting Microsoft and Azure Linux 3. 0 versions. It involves a bounds check issue in the check_xattrs() function that could lead to out-of-bounds memory access. No CVSS score or detailed impact information is provided. There are no known exploits in the wild and no patch or remediation details are currently available. The vulnerability could potentially affect system stability or security depending on exploitation, but specifics are not provided.

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 05/28/2026, 21:01:21 UTC

Technical Analysis

This vulnerability pertains to a bounds check flaw in the check_xattrs() function within the ext4 filesystem code used by Microsoft and Azure Linux 3.0. The flaw allows for out-of-bounds memory access, which could lead to undefined behavior or security issues. The advisory does not provide a CVSS score or detailed impact analysis, nor does it include patch or mitigation information. No known exploits have been reported.

Potential Impact

The impact is currently unclear due to lack of detailed information. Out-of-bounds access vulnerabilities can potentially lead to memory corruption, crashes, or privilege escalation, but no specific impact or exploitation details are provided. No known exploits are reported in the wild.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or workaround information is provided at this time.

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Technical Details

Gcve Source
db.gcve.eu
Csaf Category
csaf_vex
Csaf Version
2.0
Publisher
Microsoft Security Response Center
Advisory Id
msrc_CVE-2026-46094
Cve Count
1
Additional Cves
[]
Cvss Version
null

Threat ID: 6a18ab75e29bf47b50288c6b

Added to database: 5/28/2026, 8:54:13 PM

Last enriched: 5/28/2026, 9:01:21 PM

Last updated: 5/29/2026, 9:00:17 AM

Views: 4

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