USN-4201-1

Source
https://ubuntu.com/security/notices/USN-4201-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/USN-4201-1.json
Related
Published
2019-11-26T14:48:39.667359Z
Modified
2019-11-26T14:48:39.667359Z
Summary
ruby2.3, ruby2.5 vulnerabilities
Details

It was discovered that Ruby incorrectly handled certain files. An attacker could possibly use this issue to pass path matching what can lead to an unauthorized access. (CVE-2019-15845)

It was discovered that Ruby incorrectly handled certain regular expressions. An attacker could use this issue to cause a denial of service. (CVE-2019-16201)

It was discovered that Ruby incorrectly handled certain HTTP headers. An attacker could possibly use this issue to execute arbitrary code. (CVE-2019-16254)

It was discovered that Ruby incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code. (CVE-2019-16255)

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
2.5.1-1ubuntu1.6

Ecosystem specific 

{
    "availability": "No subscription needed",
    "binaries": [
        {
            "ruby2.5": "2.5.1-1ubuntu1.6",
            "libruby2.5": "2.5.1-1ubuntu1.6",
            "ruby2.5-dev": "2.5.1-1ubuntu1.6",
            "ruby2.5-doc": "2.5.1-1ubuntu1.6"
        }
    ]
}

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~ubuntu16.04.14

Ecosystem specific 

{
    "availability": "No subscription needed",
    "binaries": [
        {
            "ruby2.3-doc": "2.3.1-2~ubuntu16.04.14",
            "ruby2.3-dev": "2.3.1-2~ubuntu16.04.14",
            "ruby2.3-tcltk": "2.3.1-2~ubuntu16.04.14",
            "libruby2.3": "2.3.1-2~ubuntu16.04.14",
            "ruby2.3": "2.3.1-2~ubuntu16.04.14"
        }
    ]
}