CLSA-2026-1789463267

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Import Source
https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1789463267.json
JSON Data
https://api.osv.dev/v1/vulns/CLSA-2026-1789463267
Upstream
CVE (2)
Published
2026-09-15T09:07:57Z
Modified
2026-10-26T09:43:48Z
Summary
Fix CVE(s): CVE-2026-86140
Details
  • SECURITY UPDATE: stack-based buffer overflow in xmlSnprintfElements()
    • debian/patches/CVE-2026-86140.patch: add the missing remaining-space checks around the strcat() calls that wrap the node loop in xmlSnprintfElements() in valid.c, matching the guards CVE-2025-24928 already added to xmlSnprintfElementContent()
    • CVE-2026-86140
References

Affected packages

TuxCare:Ubuntu:18.04
libxml2

Package

Name
libxml2
Purl
pkg:deb/tuxcare/libxml2?distro=ubuntu-18.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.9.4+dfsg1-6.1ubuntu1.9+tuxcare.els9

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1789463267.json"
libxml2-dev

Package

Name
libxml2-dev
Purl
pkg:deb/tuxcare/libxml2-dev?distro=ubuntu-18.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.9.4+dfsg1-6.1ubuntu1.9+tuxcare.els9

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1789463267.json"
libxml2-doc

Package

Name
libxml2-doc
Purl
pkg:deb/tuxcare/libxml2-doc?distro=ubuntu-18.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.9.4+dfsg1-6.1ubuntu1.9+tuxcare.els9

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1789463267.json"
libxml2-utils

Package

Name
libxml2-utils
Purl
pkg:deb/tuxcare/libxml2-utils?distro=ubuntu-18.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.9.4+dfsg1-6.1ubuntu1.9+tuxcare.els9

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1789463267.json"
python-libxml2

Package

Name
python-libxml2
Purl
pkg:deb/tuxcare/python-libxml2?distro=ubuntu-18.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.9.4+dfsg1-6.1ubuntu1.9+tuxcare.els9

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1789463267.json"
python3-libxml2

Package

Name
python3-libxml2
Purl
pkg:deb/tuxcare/python3-libxml2?distro=ubuntu-18.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.9.4+dfsg1-6.1ubuntu1.9+tuxcare.els9

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1789463267.json"