USN-4922-1

Source
https://ubuntu.com/security/notices/USN-4922-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/USN-4922-1.json
Related
Published
2021-04-20T17:01:53.459367Z
Modified
2021-04-20T17:01:53.459367Z
Summary
ruby2.3, ruby2.5, ruby2.7 vulnerability
Details

Juho Nurminen discovered that the REXML gem bundled with Ruby incorrectly parsed and serialized XML documents. A remote attacker could possibly use this issue to perform an XML round-trip attack.

References

Affected packages

Ubuntu:18.04:LTS / ruby2.5

Package

Name
ruby2.5

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0The exact introduced commit is unknown
Fixed
2.5.1-1ubuntu1.9

Ecosystem specific 

{
    "availability": "No subscription needed",
    "binaries": [
        {
            "ruby2.5": "2.5.1-1ubuntu1.9",
            "libruby2.5": "2.5.1-1ubuntu1.9",
            "ruby2.5-dev": "2.5.1-1ubuntu1.9",
            "ruby2.5-doc": "2.5.1-1ubuntu1.9"
        }
    ]
}

Ubuntu:20.04:LTS / ruby2.7

Package

Name
ruby2.7

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0The exact introduced commit is unknown
Fixed
2.7.0-5ubuntu1.4

Ecosystem specific 

{
    "availability": "No subscription needed",
    "binaries": [
        {
            "ruby2.7-doc": "2.7.0-5ubuntu1.4",
            "ruby2.7": "2.7.0-5ubuntu1.4",
            "libruby2.7": "2.7.0-5ubuntu1.4",
            "ruby2.7-dev": "2.7.0-5ubuntu1.4"
        }
    ]
}

Ubuntu:16.04:LTS / ruby2.3

Package

Name
ruby2.3

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0The exact introduced commit is unknown
Fixed
2.3.1-2~ubuntu16.04.16

Ecosystem specific 

{
    "availability": "No subscription needed",
    "binaries": [
        {
            "ruby2.3-doc": "2.3.1-2~ubuntu16.04.16",
            "ruby2.3-dev": "2.3.1-2~ubuntu16.04.16",
            "ruby2.3-tcltk": "2.3.1-2~ubuntu16.04.16",
            "libruby2.3": "2.3.1-2~ubuntu16.04.16",
            "ruby2.3": "2.3.1-2~ubuntu16.04.16"
        }
    ]
}