UBUNTU-CVE-2026-5091

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Source
https://ubuntu.com/security/CVE-2026-5091
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-5091.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2026-5091
Upstream
Published
2026-05-21T22:16:00Z
Modified
2026-05-27T19:15:38.639053260Z
Severity
  • 5.1 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

Catalyst::Plugin::Authentication versions through 0.10024 for Perl is susceptible to timing attacks. These versions use Perl's built-in eq comparison. Discrepencies in timing could be used to guess the underlying hash or password.

References

Affected packages

Ubuntu:16.04:LTS
libcatalyst-plugin-authentication-perl

Package

Name
libcatalyst-plugin-authentication-perl
Purl
pkg:deb/ubuntu/libcatalyst-plugin-authentication-perl?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

0.*
0.10023-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libcatalyst-plugin-authentication-perl",
            "binary_version": "0.10023-2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-5091.json"
Ubuntu:18.04:LTS
libcatalyst-plugin-authentication-perl

Package

Name
libcatalyst-plugin-authentication-perl
Purl
pkg:deb/ubuntu/libcatalyst-plugin-authentication-perl?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

0.*
0.10023-3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libcatalyst-plugin-authentication-perl",
            "binary_version": "0.10023-3"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-5091.json"
Ubuntu:20.04:LTS
libcatalyst-plugin-authentication-perl

Package

Name
libcatalyst-plugin-authentication-perl
Purl
pkg:deb/ubuntu/libcatalyst-plugin-authentication-perl?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

0.*
0.10023-3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libcatalyst-plugin-authentication-perl",
            "binary_version": "0.10023-3"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-5091.json"
Ubuntu:22.04:LTS
libcatalyst-plugin-authentication-perl

Package

Name
libcatalyst-plugin-authentication-perl
Purl
pkg:deb/ubuntu/libcatalyst-plugin-authentication-perl?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

0.*
0.10023-3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libcatalyst-plugin-authentication-perl",
            "binary_version": "0.10023-3"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-5091.json"
Ubuntu:24.04:LTS
libcatalyst-plugin-authentication-perl

Package

Name
libcatalyst-plugin-authentication-perl
Purl
pkg:deb/ubuntu/libcatalyst-plugin-authentication-perl?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

0.*
0.10023-4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.10023-4",
            "binary_name": "libcatalyst-plugin-authentication-perl"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-5091.json"
Ubuntu:25.10
libcatalyst-plugin-authentication-perl

Package

Name
libcatalyst-plugin-authentication-perl
Purl
pkg:deb/ubuntu/libcatalyst-plugin-authentication-perl?arch=source&distro=questing

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

0.*
0.10024-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libcatalyst-plugin-authentication-perl",
            "binary_version": "0.10024-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-5091.json"
Ubuntu:26.04:LTS
libcatalyst-plugin-authentication-perl

Package

Name
libcatalyst-plugin-authentication-perl
Purl
pkg:deb/ubuntu/libcatalyst-plugin-authentication-perl?arch=source&distro=resolute

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

0.*
0.10024-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libcatalyst-plugin-authentication-perl",
            "binary_version": "0.10024-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-5091.json"