OESA-2026-2498

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Source
https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2026-2498
Import Source
https://repo.openeuler.org/security/data/osv/OESA-2026-2498.json
JSON Data
https://api.test.osv.dev/v1/vulns/OESA-2026-2498
Upstream
Published
2026-05-29T13:35:00Z
Modified
2026-05-29T13:45:07.174396376Z
Summary
expat security update
Details

expat is a stream-oriented XML parser library written in C. expat excels with files too large to fit RAM, and where performance and flexibility are crucial.

Security Fix(es):

libexpat before version 2.7.6 uses insufficient entropy, allowing attackers to cause hash flooding via a crafted XML document.(CVE-2026-41080)

Database specific 
{
    "severity": "Low"
}
References

Affected packages

openEuler:20.03-LTS-SP4 / expat

Package

Name
expat
Purl
pkg:rpm/openEuler/expat&distro=openEuler-20.03-LTS-SP4

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.9-25.oe2003sp4

Ecosystem specific 

{
    "src": [
        "expat-2.2.9-25.oe2003sp4.src.rpm"
    ],
    "x86_64": [
        "expat-2.2.9-25.oe2003sp4.x86_64.rpm",
        "expat-debuginfo-2.2.9-25.oe2003sp4.x86_64.rpm",
        "expat-debugsource-2.2.9-25.oe2003sp4.x86_64.rpm",
        "expat-devel-2.2.9-25.oe2003sp4.x86_64.rpm"
    ],
    "aarch64": [
        "expat-2.2.9-25.oe2003sp4.aarch64.rpm",
        "expat-debuginfo-2.2.9-25.oe2003sp4.aarch64.rpm",
        "expat-debugsource-2.2.9-25.oe2003sp4.aarch64.rpm",
        "expat-devel-2.2.9-25.oe2003sp4.aarch64.rpm"
    ],
    "noarch": [
        "expat-help-2.2.9-25.oe2003sp4.noarch.rpm"
    ]
}

Database specific

source 
"https://repo.openeuler.org/security/data/osv/OESA-2026-2498.json"