UBUNTU-CVE-2026-32327

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Source
https://ubuntu.com/security/CVE-2026-32327
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32327.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-32327
Upstream
  • CVE-2026-32327
Published
2026-08-07T00:00:00Z
Modified
2026-08-07T17:45:11.677392021Z
Severity
  • 9.1 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

A bug in APR-util version 1.6.3 (and earlier) allows a stack recursion attack against any library consumer which parses XML from untrusted sources and uses the aprxmlquote_elem() function. Users are recommended to upgrade to version 1.6.4, which fixes this issue.

References

Affected packages

Ubuntu:18.04:LTS
apr-util

Package

Name
apr-util
Purl
pkg:deb/ubuntu/apr-util?arch=source&distro=bionic

Affected ranges

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

Affected versions

1.*
1.6.0-2
1.6.1-1
1.6.1-1ubuntu2
1.6.1-2
1.6.1-2ubuntu0.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.6.1-2ubuntu0.1",
            "binary_name": "libaprutil1"
        },
        {
            "binary_version": "1.6.1-2ubuntu0.1",
            "binary_name": "libaprutil1-dbd-mysql"
        },
        {
            "binary_version": "1.6.1-2ubuntu0.1",
            "binary_name": "libaprutil1-dbd-odbc"
        },
        {
            "binary_version": "1.6.1-2ubuntu0.1",
            "binary_name": "libaprutil1-dbd-pgsql"
        },
        {
            "binary_version": "1.6.1-2ubuntu0.1",
            "binary_name": "libaprutil1-dbd-sqlite3"
        },
        {
            "binary_version": "1.6.1-2ubuntu0.1",
            "binary_name": "libaprutil1-ldap"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32327.json"
Ubuntu:20.04:LTS
apr-util

Package

Name
apr-util
Purl
pkg:deb/ubuntu/apr-util?arch=source&distro=focal

Affected ranges

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

Affected versions

1.*
1.6.1-4build1
1.6.1-4ubuntu1
1.6.1-4ubuntu2
1.6.1-4ubuntu2.1
1.6.1-4ubuntu2.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.6.1-4ubuntu2.2",
            "binary_name": "libaprutil1"
        },
        {
            "binary_version": "1.6.1-4ubuntu2.2",
            "binary_name": "libaprutil1-dbd-mysql"
        },
        {
            "binary_version": "1.6.1-4ubuntu2.2",
            "binary_name": "libaprutil1-dbd-odbc"
        },
        {
            "binary_version": "1.6.1-4ubuntu2.2",
            "binary_name": "libaprutil1-dbd-pgsql"
        },
        {
            "binary_version": "1.6.1-4ubuntu2.2",
            "binary_name": "libaprutil1-dbd-sqlite3"
        },
        {
            "binary_version": "1.6.1-4ubuntu2.2",
            "binary_name": "libaprutil1-ldap"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32327.json"
Ubuntu:22.04:LTS
apr-util

Package

Name
apr-util
Purl
pkg:deb/ubuntu/apr-util?arch=source&distro=jammy

Affected ranges

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

Affected versions

1.*
1.6.1-5ubuntu2
1.6.1-5ubuntu3
1.6.1-5ubuntu4
1.6.1-5ubuntu4.22.04.1
1.6.1-5ubuntu4.22.04.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.6.1-5ubuntu4.22.04.2",
            "binary_name": "libaprutil1"
        },
        {
            "binary_version": "1.6.1-5ubuntu4.22.04.2",
            "binary_name": "libaprutil1-dbd-mysql"
        },
        {
            "binary_version": "1.6.1-5ubuntu4.22.04.2",
            "binary_name": "libaprutil1-dbd-odbc"
        },
        {
            "binary_version": "1.6.1-5ubuntu4.22.04.2",
            "binary_name": "libaprutil1-dbd-pgsql"
        },
        {
            "binary_version": "1.6.1-5ubuntu4.22.04.2",
            "binary_name": "libaprutil1-dbd-sqlite3"
        },
        {
            "binary_version": "1.6.1-5ubuntu4.22.04.2",
            "binary_name": "libaprutil1-ldap"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32327.json"
Ubuntu:24.04:LTS
apr-util

Package

Name
apr-util
Purl
pkg:deb/ubuntu/apr-util?arch=source&distro=noble

Affected ranges

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

Affected versions

1.*
1.6.3-1ubuntu1
1.6.3-1.1ubuntu5
1.6.3-1.1ubuntu6
1.6.3-1.1ubuntu7

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.6.3-1.1ubuntu7",
            "binary_name": "libaprutil1-dbd-mysql"
        },
        {
            "binary_version": "1.6.3-1.1ubuntu7",
            "binary_name": "libaprutil1-dbd-odbc"
        },
        {
            "binary_version": "1.6.3-1.1ubuntu7",
            "binary_name": "libaprutil1-dbd-pgsql"
        },
        {
            "binary_version": "1.6.3-1.1ubuntu7",
            "binary_name": "libaprutil1-dbd-sqlite3"
        },
        {
            "binary_version": "1.6.3-1.1ubuntu7",
            "binary_name": "libaprutil1-ldap"
        },
        {
            "binary_version": "1.6.3-1.1ubuntu7",
            "binary_name": "libaprutil1t64"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32327.json"
Ubuntu:26.04:LTS
apr-util

Package

Name
apr-util
Purl
pkg:deb/ubuntu/apr-util?arch=source&distro=resolute

Affected ranges

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

Affected versions

1.*
1.6.3-3ubuntu2
1.6.3-3ubuntu3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.6.3-3ubuntu3",
            "binary_name": "libaprutil1-dbd-mysql"
        },
        {
            "binary_version": "1.6.3-3ubuntu3",
            "binary_name": "libaprutil1-dbd-odbc"
        },
        {
            "binary_version": "1.6.3-3ubuntu3",
            "binary_name": "libaprutil1-dbd-pgsql"
        },
        {
            "binary_version": "1.6.3-3ubuntu3",
            "binary_name": "libaprutil1-dbd-sqlite3"
        },
        {
            "binary_version": "1.6.3-3ubuntu3",
            "binary_name": "libaprutil1-ldap"
        },
        {
            "binary_version": "1.6.3-3ubuntu3",
            "binary_name": "libaprutil1t64"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32327.json"
Ubuntu:Pro:14.04:LTS
apr-util

Package

Name
apr-util
Purl
pkg:deb/ubuntu/apr-util?arch=source&distro=esm-infra-legacy%2Ftrusty

Affected ranges

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

Affected versions

1.*
1.5.2-1
1.5.2-1build1
1.5.2-2ubuntu1
1.5.3-1
1.5.3-1ubuntu0.1~esm1
1.5.3-1ubuntu0.1~esm2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.5.3-1ubuntu0.1~esm2",
            "binary_name": "libaprutil1"
        },
        {
            "binary_version": "1.5.3-1ubuntu0.1~esm2",
            "binary_name": "libaprutil1-dbd-mysql"
        },
        {
            "binary_version": "1.5.3-1ubuntu0.1~esm2",
            "binary_name": "libaprutil1-dbd-odbc"
        },
        {
            "binary_version": "1.5.3-1ubuntu0.1~esm2",
            "binary_name": "libaprutil1-dbd-pgsql"
        },
        {
            "binary_version": "1.5.3-1ubuntu0.1~esm2",
            "binary_name": "libaprutil1-dbd-sqlite3"
        },
        {
            "binary_version": "1.5.3-1ubuntu0.1~esm2",
            "binary_name": "libaprutil1-ldap"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32327.json"
Ubuntu:Pro:16.04:LTS
apr-util

Package

Name
apr-util
Purl
pkg:deb/ubuntu/apr-util?arch=source&distro=esm-infra%2Fxenial

Affected ranges

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

Affected versions

1.*
1.5.4-1
1.5.4-1build1
1.5.4-1ubuntu0.1~esm1
1.5.4-1ubuntu0.1~esm2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.5.4-1ubuntu0.1~esm2",
            "binary_name": "libaprutil1"
        },
        {
            "binary_version": "1.5.4-1ubuntu0.1~esm2",
            "binary_name": "libaprutil1-dbd-mysql"
        },
        {
            "binary_version": "1.5.4-1ubuntu0.1~esm2",
            "binary_name": "libaprutil1-dbd-odbc"
        },
        {
            "binary_version": "1.5.4-1ubuntu0.1~esm2",
            "binary_name": "libaprutil1-dbd-pgsql"
        },
        {
            "binary_version": "1.5.4-1ubuntu0.1~esm2",
            "binary_name": "libaprutil1-dbd-sqlite3"
        },
        {
            "binary_version": "1.5.4-1ubuntu0.1~esm2",
            "binary_name": "libaprutil1-ldap"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32327.json"