AZL-112841

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Import Source
https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-112841.json
JSON Data
https://api.osv.dev/v1/vulns/AZL-112841
Upstream
Published
2026-11-07T15:17:16Z
Modified
2026-11-08T14:16:24Z
Summary
CVE-2026-124317 affecting package expat 2.9.0-1
Details

libexpat through 2.10.0 contains an out-of-bounds read vulnerability in unknown_toUtf8() and unknown_toUtf16() in xmltok.c when handling application-registered unknown encodings. Attackers can supply a document ending in a truncated multibyte sequence so the convert callback reads past the parse buffer, leaking adjacent memory or crashing applications.

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
2.9.0-1

Database specific

source
"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-112841.json"