UBUNTU-CVE-2018-9275

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Source
https://ubuntu.com/security/CVE-2018-9275
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-9275.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2018-9275
Related
Published
2018-04-04T18:29:00Z
Modified
2025-01-13T10:21:36Z
Severity
  • 8.2 (High) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H CVSS Calculator
Summary
[none]
Details

In checkusertoken in util.c in the Yubico PAM module (aka pam_yubico) 2.18 through 2.25, successful logins can leak file descriptors to the auth mapping file, which can lead to information disclosure (serial number of a device) and/or DoS (reaching the maximum number of file descriptors).

References

Affected packages

Ubuntu:Pro:16.04:LTS / yubico-pam

Package

Name
yubico-pam
Purl
pkg:deb/ubuntu/yubico-pam@2.20-1?arch=source&distro=esm-apps/xenial

Affected ranges

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

Affected versions

2.*

2.19-1
2.20-1

Ecosystem specific 

{
    "ubuntu_priority": "medium"
}

Ubuntu:Pro:18.04:LTS / yubico-pam

Package

Name
yubico-pam
Purl
pkg:deb/ubuntu/yubico-pam@2.23-1?arch=source&distro=esm-apps/bionic

Affected ranges

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

Affected versions

2.*

2.23-1

Ecosystem specific 

{
    "ubuntu_priority": "medium"
}

Ubuntu:20.04:LTS / yubico-pam

Package

Name
yubico-pam
Purl
pkg:deb/ubuntu/yubico-pam@2.26-1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.26-1

Ecosystem specific 

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_version": "2.26-1",
            "binary_name": "libpam-yubico"
        },
        {
            "binary_version": "2.26-1",
            "binary_name": "libpam-yubico-dbgsym"
        }
    ]
}