CLSA-2026-1789745402

See a problem?
Import Source
https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1789745402.json
JSON Data
https://api.osv.dev/v1/vulns/CLSA-2026-1789745402
Upstream
Published
2026-09-18T15:30:13Z
Modified
2026-10-26T09:31:40Z
Summary
Fix CVE(s): CVE-2026-86142
Details
  • SECURITY UPDATE: heap-based buffer overflow in XPointer expression parsing
    • debian/patches/CVE-2026-86142.patch: reject XPointer parts longer than INT_MAX before allocating xmlXPtrEvalXPtrPart()'s copy buffer, avoiding xmlStrlen() wraparound and the resulting heap overflow
    • CVE-2026-86142
References

Affected packages

TuxCare:Ubuntu:20.04
libxml2

Package

Name
libxml2
Purl
pkg:deb/tuxcare/libxml2?distro=ubuntu-20.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.9.10+dfsg-5ubuntu0.20.04.10+tuxcare.els15

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1789745402.json"
libxml2-dev

Package

Name
libxml2-dev
Purl
pkg:deb/tuxcare/libxml2-dev?distro=ubuntu-20.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.9.10+dfsg-5ubuntu0.20.04.10+tuxcare.els15

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1789745402.json"
libxml2-doc

Package

Name
libxml2-doc
Purl
pkg:deb/tuxcare/libxml2-doc?distro=ubuntu-20.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.9.10+dfsg-5ubuntu0.20.04.10+tuxcare.els15

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1789745402.json"
libxml2-utils

Package

Name
libxml2-utils
Purl
pkg:deb/tuxcare/libxml2-utils?distro=ubuntu-20.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.9.10+dfsg-5ubuntu0.20.04.10+tuxcare.els15

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1789745402.json"
python-libxml2

Package

Name
python-libxml2
Purl
pkg:deb/tuxcare/python-libxml2?distro=ubuntu-20.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.9.10+dfsg-5ubuntu0.20.04.10+tuxcare.els15

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1789745402.json"
python3-libxml2

Package

Name
python3-libxml2
Purl
pkg:deb/tuxcare/python3-libxml2?distro=ubuntu-20.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.9.10+dfsg-5ubuntu0.20.04.10+tuxcare.els15

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1789745402.json"