CLSA-2026-1784270796

See a problem?
Import Source
https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784270796.json
JSON Data
https://api.osv.dev/v1/vulns/CLSA-2026-1784270796
Upstream
Published
2026-07-17T06:46:59Z
Modified
2026-10-26T09:31:47Z
Summary
Fix CVE(s): CVE-2026-15308
Details
  • SECURITY UPDATE: CPU denial-of-service in the html.parser module via repeated unterminated markup declarations (quadratic complexity in the incremental HTMLParser)
    • debian/patches/CVE-2026-15308.patch: accumulate pending data in feed() and parse on a doubling threshold instead of rescanning the whole unparsed buffer each call, in Lib/html/parser.py
    • CVE-2026-15308
References

Affected packages

TuxCare:Ubuntu:18.04
idle-python3.6

Package

Name
idle-python3.6
Purl
pkg:deb/tuxcare/idle-python3.6?distro=ubuntu-18.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.6.9-1~18.04ubuntu1.12+tuxcare.els24

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784270796.json"
libpython3.6

Package

Name
libpython3.6
Purl
pkg:deb/tuxcare/libpython3.6?distro=ubuntu-18.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.6.9-1~18.04ubuntu1.12+tuxcare.els24

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784270796.json"
libpython3.6-dev

Package

Name
libpython3.6-dev
Purl
pkg:deb/tuxcare/libpython3.6-dev?distro=ubuntu-18.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.6.9-1~18.04ubuntu1.12+tuxcare.els24

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784270796.json"
libpython3.6-minimal

Package

Name
libpython3.6-minimal
Purl
pkg:deb/tuxcare/libpython3.6-minimal?distro=ubuntu-18.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.6.9-1~18.04ubuntu1.12+tuxcare.els24

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784270796.json"
libpython3.6-stdlib

Package

Name
libpython3.6-stdlib
Purl
pkg:deb/tuxcare/libpython3.6-stdlib?distro=ubuntu-18.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.6.9-1~18.04ubuntu1.12+tuxcare.els24

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784270796.json"
libpython3.6-testsuite

Package

Name
libpython3.6-testsuite
Purl
pkg:deb/tuxcare/libpython3.6-testsuite?distro=ubuntu-18.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.6.9-1~18.04ubuntu1.12+tuxcare.els24

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784270796.json"
python3.6

Package

Name
python3.6
Purl
pkg:deb/tuxcare/python3.6?distro=ubuntu-18.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.6.9-1~18.04ubuntu1.12+tuxcare.els24

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784270796.json"
python3.6-dev

Package

Name
python3.6-dev
Purl
pkg:deb/tuxcare/python3.6-dev?distro=ubuntu-18.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.6.9-1~18.04ubuntu1.12+tuxcare.els24

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784270796.json"
python3.6-doc

Package

Name
python3.6-doc
Purl
pkg:deb/tuxcare/python3.6-doc?distro=ubuntu-18.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.6.9-1~18.04ubuntu1.12+tuxcare.els24

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784270796.json"
python3.6-examples

Package

Name
python3.6-examples
Purl
pkg:deb/tuxcare/python3.6-examples?distro=ubuntu-18.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.6.9-1~18.04ubuntu1.12+tuxcare.els24

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784270796.json"
python3.6-minimal

Package

Name
python3.6-minimal
Purl
pkg:deb/tuxcare/python3.6-minimal?distro=ubuntu-18.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.6.9-1~18.04ubuntu1.12+tuxcare.els24

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784270796.json"
python3.6-venv

Package

Name
python3.6-venv
Purl
pkg:deb/tuxcare/python3.6-venv?distro=ubuntu-18.04

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.6.9-1~18.04ubuntu1.12+tuxcare.els24

Database specific

source 
"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1784270796.json"