UBUNTU-CVE-2026-94286

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Source
https://ubuntu.com/security/CVE-2026-94286
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-94286.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-94286
Upstream
  • CVE-2026-94286
Published
2026-09-29T00:00:00Z
Modified
2026-09-29T23:42:33Z
Severity
  • 7.1 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

An out-of-bounds read in libXtst's RECORD reply parser in libXtst before 1.2.6 could be used by malicious X servers to crash attached X clients.

References

Affected packages

Ubuntu:16.04:LTS
libxtst

Package

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

Affected ranges

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

Affected versions

2:1.*
2:1.2.2-1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "libxtst6",
            "binary_version":  "2:1.2.2-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-94286.json"
Ubuntu:18.04:LTS
libxtst

Package

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

Affected ranges

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

Affected versions

2:1.*
2:1.2.3-1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "libxtst6",
            "binary_version":  "2:1.2.3-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-94286.json"
Ubuntu:20.04:LTS
libxtst

Package

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

Affected ranges

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

Affected versions

2:1.*
2:1.2.3-1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "libxtst6",
            "binary_version":  "2:1.2.3-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-94286.json"
Ubuntu:22.04:LTS
libxtst

Package

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

Affected ranges

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

Affected versions

2:1.*
2:1.2.3-1build2
2:1.2.3-1build3
2:1.2.3-1build4

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "libxtst6",
            "binary_version":  "2:1.2.3-1build4"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-94286.json"
Ubuntu:24.04:LTS
libxtst

Package

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

Affected ranges

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

Affected versions

2:1.*
2:1.2.3-1.1
2:1.2.3-1.1build1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "libxtst6",
            "binary_version":  "2:1.2.3-1.1build1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-94286.json"
Ubuntu:26.04:LTS
libxtst

Package

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

Affected ranges

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

Affected versions

2:1.*
2:1.2.5-1
2:1.2.5-1build1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "libxtst6",
            "binary_version":  "2:1.2.5-1build1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-94286.json"