Import Source
https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-90243.json
JSON Data
https://api.test.osv.dev/v1/vulns/AZL-90243
Upstream
Published
2026-06-19T06:17:10Z
Modified
2026-08-28T17:47:53Z
Summary
CVE-2026-56132 affecting package expat for versions less than 2.8.2-1
Details

In libexpat before 2.8.2, there is a heap-based buffer overflow in doProlog in xmlparse.c because scaffold backing array reallocation is mishandled when there is data-structure sharing across parsers.

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-90243.json"