Import Source
https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-90246.json
JSON Data
https://api.osv.dev/v1/vulns/AZL-90246
Upstream
Published
2026-06-21T17:16:44Z
Modified
2026-08-28T17:48:06Z
Summary
CVE-2026-56411 affecting package expat for versions less than 2.8.2-1
Details

xmlwf in libexpat before 2.8.2 has an integer overflow in endDoctypeDecl via NOTATION declarations.

References

Affected packages

Azure Linux:3 / expat

Package

Name
expat
Purl
pkg:rpm/azure-linux/expat

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.8.2-1

Database specific

source
"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-90246.json"