AZL-110546

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Import Source
https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-110546.json
JSON Data
https://api.osv.dev/v1/vulns/AZL-110546
Upstream
Published
2026-10-22T20:17:06Z
Modified
2026-10-23T14:16:06Z
Summary
CVE-2026-115506 affecting package expat 2.8.3-2
Details

libexpat through 2.9.0 contains a denial of service vulnerability because billion laughs protection in accountingDiffTolerated() in xmlparse.c detects entity amplification too late. Attackers can supply a moderately sized XML document with a large DTD and nested entity expansions to consume tens of seconds of CPU per parse.

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
Last Affected
2.8.3-2

Database specific

source
"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-110546.json"