UBUNTU-CVE-2023-27539

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Source
https://ubuntu.com/security/CVE-2023-27539
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-27539.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2023-27539
Upstream
Downstream
Related
Published
2023-03-22T00:00:00Z
Modified
2025-10-14T17:03:15Z
Severity
  • 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N CVSS Calculator
  • 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

There is a denial of service vulnerability in the header parsing component of Rack.

References

Affected packages

Ubuntu:22.04:LTS

ruby-rack

Package

Name
ruby-rack
Purl
pkg:deb/ubuntu/ruby-rack@2.1.4-5ubuntu1.1?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.1.4-5ubuntu1.1

Affected versions

2.*

2.1.4-3
2.1.4-4
2.1.4-5
2.1.4-5ubuntu1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "ruby-rack",
            "binary_version": "2.1.4-5ubuntu1.1"
        }
    ]
}

Ubuntu:Pro:14.04:LTS

ruby-rack

Package

Name
ruby-rack
Purl
pkg:deb/ubuntu/ruby-rack@1.5.2-3+deb8u3ubuntu1~esm7?arch=source&distro=trusty/esm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.5.2-3+deb8u3ubuntu1~esm7

Affected versions

1.*

1.5.2-1
1.5.2-1ubuntu0.1~esm1
1.5.2-3+deb8u3ubuntu1~esm2
1.5.2-3+deb8u3ubuntu1~esm3
1.5.2-3+deb8u3ubuntu1~esm4
1.5.2-3+deb8u3ubuntu1~esm6

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "librack-ruby",
            "binary_version": "1.5.2-3+deb8u3ubuntu1~esm7"
        },
        {
            "binary_name": "librack-ruby1.8",
            "binary_version": "1.5.2-3+deb8u3ubuntu1~esm7"
        },
        {
            "binary_name": "librack-ruby1.9.1",
            "binary_version": "1.5.2-3+deb8u3ubuntu1~esm7"
        },
        {
            "binary_name": "ruby-rack",
            "binary_version": "1.5.2-3+deb8u3ubuntu1~esm7"
        }
    ]
}

Ubuntu:Pro:16.04:LTS

ruby-rack

Package

Name
ruby-rack
Purl
pkg:deb/ubuntu/ruby-rack@1.6.4-3ubuntu0.2+esm5?arch=source&distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.6.4-3ubuntu0.2+esm5

Affected versions

1.*

1.5.2-4
1.6.4-2
1.6.4-3
1.6.4-3ubuntu0.1
1.6.4-3ubuntu0.2
1.6.4-3ubuntu0.2+esm1
1.6.4-3ubuntu0.2+esm2
1.6.4-3ubuntu0.2+esm4

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "ruby-rack",
            "binary_version": "1.6.4-3ubuntu0.2+esm5"
        }
    ]
}

Ubuntu:Pro:18.04:LTS

ruby-rack

Package

Name
ruby-rack
Purl
pkg:deb/ubuntu/ruby-rack@1.6.4-4ubuntu0.2+esm5?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.6.4-4ubuntu0.2+esm5

Affected versions

1.*

1.6.4-4
1.6.4-4ubuntu0.1
1.6.4-4ubuntu0.2
1.6.4-4ubuntu0.2+esm1
1.6.4-4ubuntu0.2+esm2
1.6.4-4ubuntu0.2+esm4

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "ruby-rack",
            "binary_version": "1.6.4-4ubuntu0.2+esm5"
        }
    ]
}

Ubuntu:Pro:20.04:LTS

ruby-rack

Package

Name
ruby-rack
Purl
pkg:deb/ubuntu/ruby-rack@2.0.7-2ubuntu0.1+esm4?arch=source&distro=esm-apps/focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.7-2ubuntu0.1+esm4

Affected versions

2.*

2.0.6-3
2.0.7-2
2.0.7-2ubuntu0.1
2.0.7-2ubuntu0.1+esm1
2.0.7-2ubuntu0.1+esm2
2.0.7-2ubuntu0.1+esm3

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "ruby-rack",
            "binary_version": "2.0.7-2ubuntu0.1+esm4"
        }
    ]
}

Ubuntu:Pro:22.04:LTS

ruby-rack

Package

Name
ruby-rack
Purl
pkg:deb/ubuntu/ruby-rack@2.1.4-5ubuntu1+esm4?arch=source&distro=esm-apps/jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.1.4-5ubuntu1+esm4

Affected versions

2.*

2.1.4-3
2.1.4-4
2.1.4-5
2.1.4-5ubuntu1
2.1.4-5ubuntu1+esm2
2.1.4-5ubuntu1+esm3

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "ruby-rack",
            "binary_version": "2.1.4-5ubuntu1+esm4"
        }
    ]
}