ext4: fix missing brelse() in ext4_xattr_inode_dec_ref_all()
CVE-2026-46046 is a vulnerability related to the ext4 filesystem implementation, specifically addressing a missing brelse() call in the ext4_xattr_inode_dec_ref_all() function. The provided information does not include technical details beyond this fix indication, nor does it specify the impact or exploitation methods. There is no CVSS score or detailed vendor advisory content available. The affected products include Microsoft and Azure Linux versions 3.0. No known exploits in the wild have been reported, and no patch or remediation details are provided.
AI Analysis
Technical Summary
This vulnerability concerns a missing brelse() call in the ext4_xattr_inode_dec_ref_all() function within the ext4 filesystem code. The brelse() function is typically used to release buffer heads, and its absence could lead to resource management issues. The vulnerability affects Microsoft and Azure Linux 3.0 versions. No further technical details, CVSS score, or exploit information is available from the provided data.
Potential Impact
The impact is not explicitly described in the available information. A missing brelse() call may cause resource leaks or stability issues in the filesystem, but no direct impact such as privilege escalation or data corruption is confirmed. No known exploits in the wild have been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or patch links are provided in the available data. Users should monitor Microsoft Security Response Center advisories for updates regarding this vulnerability.
ext4: fix missing brelse() in ext4_xattr_inode_dec_ref_all()
Description
CVE-2026-46046 is a vulnerability related to the ext4 filesystem implementation, specifically addressing a missing brelse() call in the ext4_xattr_inode_dec_ref_all() function. The provided information does not include technical details beyond this fix indication, nor does it specify the impact or exploitation methods. There is no CVSS score or detailed vendor advisory content available. The affected products include Microsoft and Azure Linux versions 3.0. No known exploits in the wild have been reported, and no patch or remediation details are provided.
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability concerns a missing brelse() call in the ext4_xattr_inode_dec_ref_all() function within the ext4 filesystem code. The brelse() function is typically used to release buffer heads, and its absence could lead to resource management issues. The vulnerability affects Microsoft and Azure Linux 3.0 versions. No further technical details, CVSS score, or exploit information is available from the provided data.
Potential Impact
The impact is not explicitly described in the available information. A missing brelse() call may cause resource leaks or stability issues in the filesystem, but no direct impact such as privilege escalation or data corruption is confirmed. No known exploits in the wild have been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or patch links are provided in the available data. Users should monitor Microsoft Security Response Center advisories for updates regarding this vulnerability.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_vex
- Csaf Version
- 2.0
- Publisher
- Microsoft Security Response Center
- Advisory Id
- msrc_CVE-2026-46046
- Cve Count
- 1
- Additional Cves
- []
- Cvss Version
- null
Threat ID: 6a18ab86e29bf47b50288faa
Added to database: 05/28/2026, 20:54:30 UTC
Last enriched: 05/28/2026, 21:09:24 UTC
Last updated: 07/31/2026, 19:22:59 UTC
Views: 32
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.