UBUNTU-CVE-2017-11462

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Source
https://ubuntu.com/security/CVE-2017-11462
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-11462.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2017-11462
Upstream
Published
2017-09-13T16:29:00Z
Modified
2025-09-08T16:44:19Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - low
Summary
[none]
Details

Double free vulnerability in MIT Kerberos 5 (aka krb5) allows attackers to have unspecified impact via vectors involving automatic deletion of security contexts on error.

References

Affected packages

Ubuntu:14.04:LTS / krb5

Package

Name
krb5
Purl
pkg:deb/ubuntu/krb5@1.12+dfsg-2ubuntu5.4?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.12+dfsg-2ubuntu5.4

Affected versions

1.*

1.10.1+dfsg-6.1ubuntu1
1.11.3+dfsg-3ubuntu2
1.12+dfsg-2ubuntu1
1.12+dfsg-2ubuntu2
1.12+dfsg-2ubuntu3
1.12+dfsg-2ubuntu4
1.12+dfsg-2ubuntu4.2
1.12+dfsg-2ubuntu5
1.12+dfsg-2ubuntu5.1
1.12+dfsg-2ubuntu5.2
1.12+dfsg-2ubuntu5.3

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "krb5-admin-server",
            "binary_version": "1.12+dfsg-2ubuntu5.4"
        },
        {
            "binary_name": "krb5-gss-samples",
            "binary_version": "1.12+dfsg-2ubuntu5.4"
        },
        {
            "binary_name": "krb5-kdc",
            "binary_version": "1.12+dfsg-2ubuntu5.4"
        },
        {
            "binary_name": "krb5-kdc-ldap",
            "binary_version": "1.12+dfsg-2ubuntu5.4"
        },
        {
            "binary_name": "krb5-locales",
            "binary_version": "1.12+dfsg-2ubuntu5.4"
        },
        {
            "binary_name": "krb5-multidev",
            "binary_version": "1.12+dfsg-2ubuntu5.4"
        },
        {
            "binary_name": "krb5-otp",
            "binary_version": "1.12+dfsg-2ubuntu5.4"
        },
        {
            "binary_name": "krb5-pkinit",
            "binary_version": "1.12+dfsg-2ubuntu5.4"
        },
        {
            "binary_name": "krb5-user",
            "binary_version": "1.12+dfsg-2ubuntu5.4"
        },
        {
            "binary_name": "libgssapi-krb5-2",
            "binary_version": "1.12+dfsg-2ubuntu5.4"
        },
        {
            "binary_name": "libgssrpc4",
            "binary_version": "1.12+dfsg-2ubuntu5.4"
        },
        {
            "binary_name": "libk5crypto3",
            "binary_version": "1.12+dfsg-2ubuntu5.4"
        },
        {
            "binary_name": "libkadm5clnt-mit9",
            "binary_version": "1.12+dfsg-2ubuntu5.4"
        },
        {
            "binary_name": "libkadm5srv-mit8",
            "binary_version": "1.12+dfsg-2ubuntu5.4"
        },
        {
            "binary_name": "libkadm5srv-mit9",
            "binary_version": "1.12+dfsg-2ubuntu5.4"
        },
        {
            "binary_name": "libkdb5-7",
            "binary_version": "1.12+dfsg-2ubuntu5.4"
        },
        {
            "binary_name": "libkrad-dev",
            "binary_version": "1.12+dfsg-2ubuntu5.4"
        },
        {
            "binary_name": "libkrad0",
            "binary_version": "1.12+dfsg-2ubuntu5.4"
        },
        {
            "binary_name": "libkrb5-3",
            "binary_version": "1.12+dfsg-2ubuntu5.4"
        },
        {
            "binary_name": "libkrb5-dev",
            "binary_version": "1.12+dfsg-2ubuntu5.4"
        },
        {
            "binary_name": "libkrb5support0",
            "binary_version": "1.12+dfsg-2ubuntu5.4"
        }
    ]
}

Ubuntu:16.04:LTS / krb5

Package

Name
krb5
Purl
pkg:deb/ubuntu/krb5@1.13.2+dfsg-5ubuntu2.1?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.13.2+dfsg-5ubuntu2.1

Affected versions

1.*

1.13.2+dfsg-2
1.13.2+dfsg-3
1.13.2+dfsg-4
1.13.2+dfsg-5
1.13.2+dfsg-5ubuntu1
1.13.2+dfsg-5ubuntu2

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "krb5-admin-server",
            "binary_version": "1.13.2+dfsg-5ubuntu2.1"
        },
        {
            "binary_name": "krb5-gss-samples",
            "binary_version": "1.13.2+dfsg-5ubuntu2.1"
        },
        {
            "binary_name": "krb5-k5tls",
            "binary_version": "1.13.2+dfsg-5ubuntu2.1"
        },
        {
            "binary_name": "krb5-kdc",
            "binary_version": "1.13.2+dfsg-5ubuntu2.1"
        },
        {
            "binary_name": "krb5-kdc-ldap",
            "binary_version": "1.13.2+dfsg-5ubuntu2.1"
        },
        {
            "binary_name": "krb5-locales",
            "binary_version": "1.13.2+dfsg-5ubuntu2.1"
        },
        {
            "binary_name": "krb5-multidev",
            "binary_version": "1.13.2+dfsg-5ubuntu2.1"
        },
        {
            "binary_name": "krb5-otp",
            "binary_version": "1.13.2+dfsg-5ubuntu2.1"
        },
        {
            "binary_name": "krb5-pkinit",
            "binary_version": "1.13.2+dfsg-5ubuntu2.1"
        },
        {
            "binary_name": "krb5-user",
            "binary_version": "1.13.2+dfsg-5ubuntu2.1"
        },
        {
            "binary_name": "libgssapi-krb5-2",
            "binary_version": "1.13.2+dfsg-5ubuntu2.1"
        },
        {
            "binary_name": "libgssrpc4",
            "binary_version": "1.13.2+dfsg-5ubuntu2.1"
        },
        {
            "binary_name": "libk5crypto3",
            "binary_version": "1.13.2+dfsg-5ubuntu2.1"
        },
        {
            "binary_name": "libkadm5clnt-mit9",
            "binary_version": "1.13.2+dfsg-5ubuntu2.1"
        },
        {
            "binary_name": "libkadm5srv-mit9",
            "binary_version": "1.13.2+dfsg-5ubuntu2.1"
        },
        {
            "binary_name": "libkdb5-8",
            "binary_version": "1.13.2+dfsg-5ubuntu2.1"
        },
        {
            "binary_name": "libkrad-dev",
            "binary_version": "1.13.2+dfsg-5ubuntu2.1"
        },
        {
            "binary_name": "libkrad0",
            "binary_version": "1.13.2+dfsg-5ubuntu2.1"
        },
        {
            "binary_name": "libkrb5-3",
            "binary_version": "1.13.2+dfsg-5ubuntu2.1"
        },
        {
            "binary_name": "libkrb5-dev",
            "binary_version": "1.13.2+dfsg-5ubuntu2.1"
        },
        {
            "binary_name": "libkrb5support0",
            "binary_version": "1.13.2+dfsg-5ubuntu2.1"
        }
    ]
}