libyang - Heap Use-After-Free Write in XML Metadata Parsing
CVE-2026-41401 is a use-after-free vulnerability in the libyang library related to XML metadata parsing. This vulnerability involves a heap use-after-free condition, classified under CWE-416. It affects Microsoft products including Azure Linux 3. 0. No CVSS score or detailed impact information is provided, and there are no known exploits in the wild. No patch or remediation information is currently available.
AI Analysis
Technical Summary
This vulnerability in libyang involves a heap use-after-free during XML metadata parsing, which can lead to memory corruption. It is identified as CWE-416 and affects Microsoft products such as Azure Linux 3.0. The Microsoft Security Response Center has published this advisory but has not provided a CVSS score or patch details. No known active exploitation has been reported.
Potential Impact
The vulnerability could potentially allow an attacker to cause memory corruption, which may lead to application crashes or other undefined behavior. However, no specific impact scenarios or exploitation details are provided. There are no known exploits 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 available data.
libyang - Heap Use-After-Free Write in XML Metadata Parsing
Description
CVE-2026-41401 is a use-after-free vulnerability in the libyang library related to XML metadata parsing. This vulnerability involves a heap use-after-free condition, classified under CWE-416. It affects Microsoft products including Azure Linux 3. 0. No CVSS score or detailed impact information is provided, and there are no known exploits in the wild. No patch or remediation information is currently available.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in libyang involves a heap use-after-free during XML metadata parsing, which can lead to memory corruption. It is identified as CWE-416 and affects Microsoft products such as Azure Linux 3.0. The Microsoft Security Response Center has published this advisory but has not provided a CVSS score or patch details. No known active exploitation has been reported.
Potential Impact
The vulnerability could potentially allow an attacker to cause memory corruption, which may lead to application crashes or other undefined behavior. However, no specific impact scenarios or exploitation details are provided. There are no known exploits 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 available data.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_vex
- Csaf Version
- 2.0
- Publisher
- Microsoft Security Response Center
- Advisory Id
- msrc_CVE-2026-41401
- Cve Count
- 1
- Additional Cves
- []
- Cvss Version
- null
Threat ID: 6a175f05e29bf47b50edf85e
Added to database: 5/27/2026, 9:15:49 PM
Last enriched: 5/27/2026, 9:30:26 PM
Last updated: 5/27/2026, 10:16:45 PM
Views: 4
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.