USN-7646-1

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/notices/USN-7646-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7646-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-7646-1
Upstream
Related
Published
2025-07-17T14:22:57.447263Z
Modified
2025-07-17T20:00:37.155261Z
Summary
rails vulnerability
Details

It was discovered that Rails did not correctly handle headers. An attacker could potentially use this issue to view arbitrary files on a target server. (CVE-2019-5418)

References

Affected packages

Ubuntu:Pro:16.04:LTS / rails

Package

Name
rails
Purl
pkg:deb/ubuntu/rails@2:4.2.6-1ubuntu0.1~esm2?arch=source&distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:4.2.6-1ubuntu0.1~esm2

Affected versions

2:4.*

2:4.1.10-1
2:4.2.5-1
2:4.2.5.1-1
2:4.2.5.2-2
2:4.2.6-1
2:4.2.6-1ubuntu0.1~esm1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "rails",
            "binary_version": "2:4.2.6-1ubuntu0.1~esm2"
        },
        {
            "binary_name": "ruby-actionmailer",
            "binary_version": "2:4.2.6-1ubuntu0.1~esm2"
        },
        {
            "binary_name": "ruby-actionpack",
            "binary_version": "2:4.2.6-1ubuntu0.1~esm2"
        },
        {
            "binary_name": "ruby-actionview",
            "binary_version": "2:4.2.6-1ubuntu0.1~esm2"
        },
        {
            "binary_name": "ruby-activejob",
            "binary_version": "2:4.2.6-1ubuntu0.1~esm2"
        },
        {
            "binary_name": "ruby-activemodel",
            "binary_version": "2:4.2.6-1ubuntu0.1~esm2"
        },
        {
            "binary_name": "ruby-activerecord",
            "binary_version": "2:4.2.6-1ubuntu0.1~esm2"
        },
        {
            "binary_name": "ruby-activesupport",
            "binary_version": "2:4.2.6-1ubuntu0.1~esm2"
        },
        {
            "binary_name": "ruby-rails",
            "binary_version": "2:4.2.6-1ubuntu0.1~esm2"
        },
        {
            "binary_name": "ruby-railties",
            "binary_version": "2:4.2.6-1ubuntu0.1~esm2"
        }
    ]
}

Ubuntu:Pro:18.04:LTS / rails

Package

Name
rails
Purl
pkg:deb/ubuntu/rails@2:4.2.10-0ubuntu4+esm2?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:4.2.10-0ubuntu4+esm2

Affected versions

2:4.*

2:4.2.9-2
2:4.2.9-4
2:4.2.10-0ubuntu4
2:4.2.10-0ubuntu4+esm1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "rails",
            "binary_version": "2:4.2.10-0ubuntu4+esm2"
        },
        {
            "binary_name": "ruby-actionmailer",
            "binary_version": "2:4.2.10-0ubuntu4+esm2"
        },
        {
            "binary_name": "ruby-actionpack",
            "binary_version": "2:4.2.10-0ubuntu4+esm2"
        },
        {
            "binary_name": "ruby-actionview",
            "binary_version": "2:4.2.10-0ubuntu4+esm2"
        },
        {
            "binary_name": "ruby-activejob",
            "binary_version": "2:4.2.10-0ubuntu4+esm2"
        },
        {
            "binary_name": "ruby-activemodel",
            "binary_version": "2:4.2.10-0ubuntu4+esm2"
        },
        {
            "binary_name": "ruby-activerecord",
            "binary_version": "2:4.2.10-0ubuntu4+esm2"
        },
        {
            "binary_name": "ruby-activesupport",
            "binary_version": "2:4.2.10-0ubuntu4+esm2"
        },
        {
            "binary_name": "ruby-rails",
            "binary_version": "2:4.2.10-0ubuntu4+esm2"
        },
        {
            "binary_name": "ruby-railties",
            "binary_version": "2:4.2.10-0ubuntu4+esm2"
        }
    ]
}