USN-4885-1

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Source
https://ubuntu.com/security/notices/USN-4885-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4885-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-4885-1
Related
Published
2021-03-22T13:26:06.501104Z
Modified
2021-03-22T13:26:06.501104Z
Summary
pygments vulnerability
Details

It was discovered that Pygments incorrectly handled parsing SML files. If a user or automated system were tricked into parsing a specially crafted SML file, a remote attacker could cause Pygments to hang, resulting in a denial of service.

References

Affected packages

Ubuntu:16.04:LTS / pygments

Package

Name
pygments
Purl
pkg:deb/ubuntu/pygments?arch=src?distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.1+dfsg-1ubuntu0.1

Affected versions

2.*

2.0.1+dfsg-1.1svn1
2.0.1+dfsg-1.1ubuntu1
2.1+dfsg-1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "2.1+dfsg-1ubuntu0.1",
            "binary_name": "python-pygments"
        },
        {
            "binary_version": "2.1+dfsg-1ubuntu0.1",
            "binary_name": "python-pygments-doc"
        },
        {
            "binary_version": "2.1+dfsg-1ubuntu0.1",
            "binary_name": "python3-pygments"
        }
    ]
}

Ubuntu:18.04:LTS / pygments

Package

Name
pygments
Purl
pkg:deb/ubuntu/pygments?arch=src?distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.0+dfsg-1ubuntu0.1

Affected versions

2.*

2.2.0+dfsg-1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "2.2.0+dfsg-1ubuntu0.1",
            "binary_name": "python-pygments"
        },
        {
            "binary_version": "2.2.0+dfsg-1ubuntu0.1",
            "binary_name": "python-pygments-doc"
        },
        {
            "binary_version": "2.2.0+dfsg-1ubuntu0.1",
            "binary_name": "python3-pygments"
        }
    ]
}

Ubuntu:20.04:LTS / pygments

Package

Name
pygments
Purl
pkg:deb/ubuntu/pygments?arch=src?distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.3.1+dfsg-1ubuntu2.1

Affected versions

2.*

2.3.1+dfsg-1ubuntu1
2.3.1+dfsg-1ubuntu2

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "2.3.1+dfsg-1ubuntu2.1",
            "binary_name": "python-pygments"
        },
        {
            "binary_version": "2.3.1+dfsg-1ubuntu2.1",
            "binary_name": "python-pygments-doc"
        },
        {
            "binary_version": "2.3.1+dfsg-1ubuntu2.1",
            "binary_name": "python3-pygments"
        }
    ]
}