CLSA-2026-1779183482

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Import Source
https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1779183482.json
JSON Data
https://api.osv.dev/v1/vulns/CLSA-2026-1779183482
Upstream
  • CVE-2026-45186
Published
2026-05-19T09:38:08Z
Modified
2026-06-04T09:45:20.188745816Z
Summary
Fix CVE(s): CVE-2026-45186
Details
  • SECURITY UPDATE: denial of service via O(n^2) attribute name collision check with moderately sized crafted XML input
    • debian/patches/CVE-2026-45186.patch: replace linear scan in defineAttribute() with O(1) hash table lookup using new ELEMENT_TYPE.defaultAttsNames field in expat/lib/xmlparse.c
    • CVE-2026-45186
References

Affected packages

TuxCare:Ubuntu:20.04 / expat

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.9-1ubuntu0.8+tuxcare.els4

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1779183482.json"

TuxCare:Ubuntu:20.04 / libexpat1

Package

Name
libexpat1
Purl
pkg:deb/tuxcare/libexpat1?distro=ubuntu-20.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.9-1ubuntu0.8+tuxcare.els4

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1779183482.json"

TuxCare:Ubuntu:20.04 / libexpat1-dev

Package

Name
libexpat1-dev
Purl
pkg:deb/tuxcare/libexpat1-dev?distro=ubuntu-20.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.9-1ubuntu0.8+tuxcare.els4

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1779183482.json"