UBUNTU-CVE-2026-88807

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Source
https://ubuntu.com/security/CVE-2026-88807
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-88807.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-88807
Upstream
  • CVE-2026-88807
Published
2026-09-22T00:00:00Z
Modified
2026-09-22T22:58:26Z
Severity
  • 8.9 (High) CVSS_V4 - CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

A heap overflow in libXrender before 0.9.13 in RenderQueryPictFormats could be used by malicious X servers to inject code into attached X clients.

References

Affected packages

Ubuntu:14.04:LTS
libxrender

Package

Name
libxrender
Purl
pkg:deb/ubuntu/libxrender?arch=source&distro=trusty

Affected ranges

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

Affected versions

1:0.*
1:0.9.8-1
1:0.9.8-1build0.14.04.1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "libxrender1",
            "binary_version":  "1:0.9.8-1build0.14.04.1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-88807.json"
Ubuntu:18.04:LTS
libxrender

Package

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

Affected ranges

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

Affected versions

1:0.*
1:0.9.10-1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "libxrender1",
            "binary_version":  "1:0.9.10-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-88807.json"
Ubuntu:20.04:LTS
libxrender

Package

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

Affected ranges

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

Affected versions

1:0.*
1:0.9.10-1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "libxrender1",
            "binary_version":  "1:0.9.10-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-88807.json"
Ubuntu:22.04:LTS
libxrender

Package

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

Affected ranges

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

Affected versions

1:0.*
1:0.9.10-1build2
1:0.9.10-1build3
1:0.9.10-1build4

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "libxrender1",
            "binary_version":  "1:0.9.10-1build4"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-88807.json"
Ubuntu:24.04:LTS
libxrender

Package

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

Affected ranges

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

Affected versions

1:0.*
1:0.9.10-1.1
1:0.9.10-1.1build1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "libxrender1",
            "binary_version":  "1:0.9.10-1.1build1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-88807.json"
Ubuntu:26.04:LTS
libxrender

Package

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

Affected ranges

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

Affected versions

1:0.*
1:0.9.12-1
1:0.9.12-1build1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "libxrender1",
            "binary_version":  "1:0.9.12-1build1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-88807.json"
Ubuntu:Pro:16.04:LTS
libxrender

Package

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

Affected ranges

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

Affected versions

1:0.*
1:0.9.9-0ubuntu1
1:0.9.9-0ubuntu1+esm1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "libxrender1",
            "binary_version":  "1:0.9.9-0ubuntu1+esm1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-88807.json"