UBUNTU-CVE-2026-88350

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Source
https://ubuntu.com/security/CVE-2026-88350
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-88350.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-88350
Upstream
Published
2026-09-22T20:17:00Z
Modified
2026-09-24T02:01:06Z
Severity
  • Ubuntu - medium
Summary
[none]
Details

An integer overflow vulnerability exists in MPack 1.1.1 in mpack_node_cstr_alloc() and mpack_node_utf8_cstr_alloc().

References

Affected packages

Ubuntu:16.04:LTS
mpack

Package

Name
mpack
Purl
pkg:deb/ubuntu/mpack?arch=source&distro=xenial

Affected ranges

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

Affected versions

1.*
1.6-8

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "mpack",
            "binary_version":  "1.6-8"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-88350.json"
Ubuntu:18.04:LTS
mpack

Package

Name
mpack
Purl
pkg:deb/ubuntu/mpack?arch=source&distro=bionic

Affected ranges

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

Affected versions

1.*
1.6-8.1
1.6-8.2

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "mpack",
            "binary_version":  "1.6-8.2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-88350.json"
Ubuntu:20.04:LTS
mpack

Package

Name
mpack
Purl
pkg:deb/ubuntu/mpack?arch=source&distro=focal

Affected ranges

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

Affected versions

1.*
1.6-8.2

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "mpack",
            "binary_version":  "1.6-8.2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-88350.json"
Ubuntu:22.04:LTS
mpack

Package

Name
mpack
Purl
pkg:deb/ubuntu/mpack?arch=source&distro=jammy

Affected ranges

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

Affected versions

1.*
1.6-17
1.6-18

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "mpack",
            "binary_version":  "1.6-18"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-88350.json"
Ubuntu:24.04:LTS
mpack

Package

Name
mpack
Purl
pkg:deb/ubuntu/mpack?arch=source&distro=noble

Affected ranges

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

Affected versions

1.*
1.6-18

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "mpack",
            "binary_version":  "1.6-18"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-88350.json"
Ubuntu:26.04:LTS
mpack

Package

Name
mpack
Purl
pkg:deb/ubuntu/mpack?arch=source&distro=resolute

Affected ranges

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

Affected versions

1.*
1.6-19
1.6-19build1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "mpack",
            "binary_version":  "1.6-19build1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-88350.json"