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selinux: fix overlayfs mmap() and mprotect() access checks

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-2026-46054 is a vulnerability related to SELinux's handling of overlayfs mmap() and mprotect() access checks. The provided information does not include detailed technical specifics or a CVSS score. There is no indication of known exploits in the wild or patch availability. The vulnerability affects Microsoft products including Azure Linux 3. 0. No vendor advisory or patch information is provided, so remediation status is unclear.

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 05/28/2026, 21:13:08 UTC

Technical Analysis

This vulnerability involves SELinux's access control checks for overlayfs mmap() and mprotect() operations. The issue could potentially allow incorrect access permissions due to flawed checks, but specific impact details and exploitation methods are not described in the available data. The affected products include Microsoft Azure Linux 3.0. No CVSS score or detailed technical analysis is provided.

Potential Impact

The impact is not explicitly described in the available data. Without detailed technical or vendor advisory information, the exact consequences of this vulnerability remain unclear. There are no known exploits reported in the wild at this time.

Mitigation Recommendations

Patch status is not yet confirmed — check the Microsoft Security Response Center advisory for current remediation guidance. No official fix or workaround information is provided in the current data.

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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-2026-46054
Cve Count
1
Additional Cves
[]
Cvss Version
null

Threat ID: 6a18ab92e29bf47b50289681

Added to database: 5/28/2026, 8:54:42 PM

Last enriched: 5/28/2026, 9:13:08 PM

Last updated: 5/29/2026, 7:15:49 AM

Views: 4

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