OESA-2021-1159

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Source

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2021-1159

Import Source

https://repo.openeuler.org/security/data/osv/OESA-2021-1159.json

JSON Data

https://api.test.osv.dev/v1/vulns/OESA-2021-1159

Upstream

CVE-2021-28834

Published

2021-05-06T11:02:51Z

Modified

2025-08-12T05:07:59.947848Z

Summary

rubygem-kramdown security update

Details

The package is fast yet-another-markdown-parser, pure Ruby, using a strict syntax definition and supporting several common extensions.

Security Fix(es):

Kramdown before 2.3.1 does not restrict Rouge formatters to the Rouge::Formatters namespace, and thus arbitrary classes can be instantiated.(CVE-2021-28834)

Database specific

{
    "severity": "Critical"
}

References

Affected packages

openEuler:20.03-LTS-SP1 / rubygem-kramdown

Package

Name: rubygem-kramdown
Purl: pkg:rpm/openEuler/rubygem-kramdown&distro=openEuler-20.03-LTS-SP1

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2.1.0-2.oe1

Ecosystem specific

{
    "src": [
        "rubygem-kramdown-2.1.0-2.oe1.src.rpm"
    ],
    "noarch": [
        "rubygem-kramdown-2.1.0-2.oe1.noarch.rpm",
        "rubygem-kramdown-help-2.1.0-2.oe1.noarch.rpm"
    ]
}