The html.parser.HTMLParser class had worse-case quadratic complexity when processing certain crafted malformed inputs potentially leading to amplified denial-of-service.
CVSS Details
- CVSS 3.1 Base Score: 4.3
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade python39-mod_wsgiUpgrade python39-CythonUpgrade python39-setuptools-wheelUpgrade python39-pip-wheelUpgrade python-unversioned-commandUpgrade python39-numpy-f2pyUpgrade python39-idnaUpgrade python39-chardetUpgrade python3-testUpgrade python39-scipyUpgrade python39-sixUpgrade python3-debugUpgrade python39-wcwidthUpgrade python39-psycopg2-docUpgrade python39-urllib3Upgrade python39-tkinterUpgrade python39-packagingUpgrade python39-psycopg2Upgrade python39-lxmlUpgrade python39-cryptographyUpgrade python39-numpyUpgrade python3Upgrade python39-plyUpgrade python39-numpy-docUpgrade python39-testUpgrade python39-pyparsingUpgrade python39-tomlUpgrade python3-develUpgrade python39-pysocksUpgrade python39-pybind11Upgrade python39-psycopg2-testsUpgrade python39-PyMySQLUpgrade python39-pytestUpgrade python39-pipUpgrade python39-pybind11-develUpgrade python39-pluggyUpgrade python39-iniconfigUpgrade python39Upgrade python39-pycparserUpgrade python39-pyUpgrade python39-develUpgrade python3-idleUpgrade python39-pyyamlUpgrade python39-cffiUpgrade python39-more-itertoolsUpgrade python3-tkinterUpgrade python39-wheelUpgrade python39-idleUpgrade python39-debugUpgrade python39-libsUpgrade python3-libsUpgrade python39-wheel-wheelUpgrade python39-attrsUpgrade python39-psutilUpgrade python39-requestsUpgrade python39-rpm-macrosUpgrade python39-setuptools | Dec 23, 2025 | Dec 17, 2025 |
| Amazon Linux Ami 2 | — | Upgrade python-libsUpgrade python-testUpgrade python-debuginfoUpgrade python3-testUpgrade python3Upgrade python3-toolsUpgrade python3-debugUpgrade tkinterUpgrade python-toolsUpgrade python-develUpgrade python3-libsUpgrade python-debugUpgrade python3-develUpgrade pythonUpgrade python3-debuginfoUpgrade python3-tkinter | May 20, 2026 | May 20, 2026 |
| Amazon_linux_2023 | — | Upgrade python3.11-idleUpgrade python3.12-testUpgrade python3Upgrade python3.11-debuginfoUpgrade python3.12-idleUpgrade python-unversioned-commandUpgrade python3.12-develUpgrade python3.11-libsUpgrade python3-libsUpgrade python3.9-debugsourceUpgrade python3.9-debuginfoUpgrade python3.12-debugsourceUpgrade python3.12-debugUpgrade python3.12-tkinterUpgrade python3.12-libsUpgrade python3.12-debuginfoUpgrade python3.12Upgrade python3-debugUpgrade python3-develUpgrade python3.11-develUpgrade python3-tkinterUpgrade python3-idleUpgrade python3.11-debugUpgrade python3.11-testUpgrade python3.11-tkinterUpgrade python3.11-debugsourceUpgrade python3.11Upgrade python3-test | Jul 11, 2025 | Jun 17, 2025 |
| Debian | — | Upgrade python3.9Upgrade pypy3Upgrade python3.13Upgrade python3.11 | Jun 20, 2025 | Jun 17, 2025 |
| Dell Powerstore Dsa2025429 | — | Upgrade Dell PowerStoreOS to the latest version | Dec 3, 2025 | Dec 2, 2025 |
| Dell Powerstore Dsa2026039 | — | Upgrade Dell PowerStoreOS to the latest version | Jan 13, 2026 | Jan 6, 2026 |
| Dell Powerstore Dsa2026115 | — | Upgrade Dell PowerStoreOS to the latest version | Feb 25, 2026 | Feb 24, 2026 |
| Huawei Euleros 2_0_sp10 | — | Upgrade python3Upgrade python3-fgoUpgrade python3-unversioned-command | Jan 15, 2026 | Jan 13, 2026 |
| Huawei Euleros 2_0_sp11 | — | Upgrade python3-unversioned-commandUpgrade python3 | Dec 12, 2025 | Dec 11, 2025 |
| Huawei Euleros 2_0_sp12 | — | Upgrade python3-fgoUpgrade python3Upgrade python3-unversioned-command | Jan 15, 2026 | Jan 13, 2026 |
| Huawei Euleros 2_0_sp13 | — | Upgrade python3Upgrade python3-unversioned-commandUpgrade python3-fgo | Dec 12, 2025 | Dec 11, 2025 |
| Oracle Missing Cpu Jan 2026 | — | Apply the January 2026 Critical Patch Update (CPU) for Oracle Database | Jan 21, 2026 | Jun 17, 2025 |
| Oracle_linux | — | Upgrade python39-wcwidthUpgrade python39-pipUpgrade python39-attrsUpgrade python39-develUpgrade python39-pip-wheelUpgrade python39-numpy-docUpgrade python39-debugUpgrade python39-more-itertoolsUpgrade python39-PyMySQLUpgrade python39-psycopg2-testsUpgrade python39Upgrade python3-libsUpgrade python39-psycopg2Upgrade python39-libsUpgrade python39-wheelUpgrade python39-pybind11Upgrade python39-psycopg2-docUpgrade python39-wheel-wheelUpgrade python39-packagingUpgrade python39-mod_wsgiUpgrade python39-idleUpgrade python39-psutilUpgrade python39-pluggyUpgrade python39-cffiUpgrade python-unversioned-commandUpgrade python39-testUpgrade python39-requestsUpgrade python3-testUpgrade python39-cryptographyUpgrade python39-idnaUpgrade python39-rpm-macrosUpgrade python39-pyUpgrade python3-develUpgrade python3Upgrade python3-tkinterUpgrade python39-pyparsingUpgrade python3-debugUpgrade python39-iniconfigUpgrade python39-setuptoolsUpgrade python39-numpyUpgrade python39-urllib3Upgrade python39-lxmlUpgrade python39-scipyUpgrade python39-chardetUpgrade python39-numpy-f2pyUpgrade python39-pyyamlUpgrade python39-pycparserUpgrade python39-pybind11-develUpgrade python39-pytestUpgrade python39-tkinterUpgrade python39-setuptools-wheelUpgrade python39-pysocksUpgrade python39-sixUpgrade python39-CythonUpgrade python39-tomlUpgrade python3-idleUpgrade python39-ply | Dec 22, 2025 | Jun 17, 2025 |
| Redhat_linux | — | Upgrade python39-urllib3Upgrade python39-psutil-debuginfoUpgrade python39-idleUpgrade python39-psutilUpgrade python39-cryptographyNo solution existsUpgrade numpy-debugsourceUpgrade python39-cffiUpgrade python3-tkinterUpgrade python39-setuptools-wheelUpgrade python39-pysocksUpgrade python39-chardetUpgrade python39-numpy-debuginfoUpgrade python39-wheelUpgrade python3.9-debuginfoUpgrade python39-cryptography-debuginfoUpgrade python39-plyUpgrade python39Upgrade python39-pip-wheelUpgrade python39-pyyamlUpgrade python39-lxml-debuginfoUpgrade python39-libsUpgrade python3-develUpgrade python39-Cython-debuginfoUpgrade python3-testUpgrade python3-debugUpgrade python39-numpy-docUpgrade python-psutil-debugsourceUpgrade python39-pyUpgrade python3-libsUpgrade python39-rpm-macrosUpgrade python39-mod_wsgiUpgrade python39-tomlUpgrade python-cryptography-debugsourceUpgrade python39-pycparserUpgrade python-psycopg2-debugsourceUpgrade python39-pyyaml-debuginfoUpgrade python-cffi-debugsourceUpgrade python39-sixUpgrade python39-psycopg2-debuginfoUpgrade scipy-debugsourceUpgrade python39-pipUpgrade python39-debugsourceUpgrade python39-requestsUpgrade python39-pytestUpgrade python39-setuptoolsUpgrade python39-idnaUpgrade python39-psycopg2Upgrade python39-scipyUpgrade python-lxml-debugsourceUpgrade python39-numpy-f2pyUpgrade python3Upgrade python39-CythonUpgrade PyYAML-debugsourceUpgrade Cython-debugsourceUpgrade python39-pybind11-develUpgrade python39-lxmlUpgrade python39-psycopg2-docUpgrade python39-pyparsingUpgrade python39-wheel-wheelUpgrade python39-develUpgrade python39-cffi-debuginfoUpgrade python39-psycopg2-testsUpgrade python39-tkinterUpgrade python39-iniconfigUpgrade python39-pybind11Upgrade python3-idleUpgrade python39-PyMySQLUpgrade python39-scipy-debuginfoUpgrade python39-packagingUpgrade python-unversioned-commandUpgrade python39-attrsUpgrade python39-numpyUpgrade python39-more-itertoolsUpgrade python39-debugUpgrade python39-wcwidthUpgrade python39-pluggyUpgrade python3.9-debugsourceUpgrade python39-testUpgrade python39-debuginfo | Jul 9, 2025 | Jun 17, 2025 |
| Rocky_linux | — | Upgrade python39-cryptography-debuginfoUpgrade python39-debuginfoUpgrade Cython-debugsourceUpgrade python39-Cython-debuginfoUpgrade python39-pybind11-develUpgrade python39-pyyamlUpgrade python-lxml-debugsourceUpgrade python3-develUpgrade python39-tkinterUpgrade python-psycopg2-debugsourceUpgrade python39-lxmlUpgrade python39-scipy-debuginfoUpgrade python39-testUpgrade python39-idleUpgrade python39-psycopg2-testsUpgrade python3-idleUpgrade python3-tkinterUpgrade python39-pybind11Upgrade python3.9-debuginfoUpgrade python39-numpy-f2pyUpgrade python39-cffi-debuginfoUpgrade python39-libsUpgrade python3.9-debugsourceUpgrade python39-develUpgrade python-cryptography-debugsourceUpgrade python3-libsUpgrade python-psutil-debugsourceUpgrade python39-numpyUpgrade python39-psycopg2Upgrade python39-psutilUpgrade PyYAML-debugsourceUpgrade python39-debugsourceUpgrade python39-cryptographyUpgrade python39-cffiUpgrade scipy-debugsourceUpgrade python3-debugUpgrade python39-pyyaml-debuginfoUpgrade python39-psutil-debuginfoUpgrade python39-debugUpgrade python39-CythonUpgrade python-cffi-debugsourceUpgrade python39-mod_wsgiUpgrade python39-lxml-debuginfoUpgrade numpy-debugsourceUpgrade python3-testUpgrade python39-psycopg2-debuginfoUpgrade python39Upgrade python39-scipyUpgrade python39-psycopg2-docUpgrade python3Upgrade python39-numpy-debuginfo | Feb 5, 2026 | Dec 18, 2025 |
| Suse | — | Upgrade python310-dbmUpgrade python312-base-32bitUpgrade python-baseUpgrade python313-develUpgrade libpython3_4m1_0-32bitUpgrade python313-toolsUpgrade libpython3_4m1_0Upgrade python-32bitUpgrade python311-toolsUpgrade python312-dbmUpgrade python310-develUpgrade python312-32bitUpgrade python39-cursesUpgrade python311Upgrade libpython3_11-1_0Upgrade pythonUpgrade python3-tkUpgrade python310-32bitUpgrade python313Upgrade libpython3_9-1_0Upgrade python36-develUpgrade python311-baseUpgrade python39-develUpgrade python313-x86-64-v3Upgrade python3-dbmUpgrade python311-tkUpgrade python312-develUpgrade libpython3_12-1_0Upgrade python-cursesUpgrade libpython3_6m1_0Upgrade python311-docUpgrade python39-toolsUpgrade libpython2_7-1_0Upgrade libpython3_10-1_0Upgrade python312-testsuiteUpgrade python39-tkUpgrade python3-baseUpgrade python39-baseUpgrade python3-idleUpgrade python313-tkUpgrade python3-develUpgrade python312-doc-devhelpUpgrade python313-dbmUpgrade python36Upgrade python310-baseUpgrade python313-doc-devhelpUpgrade python312-cursesUpgrade python36-baseUpgrade python39Upgrade libpython3_13-1_0Upgrade python-gdbmUpgrade python311-cursesUpgrade libpython3_13-1_0-x86-64-v3Upgrade python3-docUpgrade python-doc-pdfUpgrade python-demoUpgrade python39-dbmUpgrade python313-baseUpgrade python312Upgrade python310-base-32bitUpgrade python3-cursesUpgrade python3Upgrade python313-docUpgrade python3-doc-devhelpUpgrade python312-docUpgrade python312-toolsUpgrade python311-develUpgrade python310-toolsUpgrade python310-tkUpgrade python310-testsuiteUpgrade python310-docUpgrade libpython3_11-1_0-32bitUpgrade python312-idleUpgrade python312-tkUpgrade python310-doc-devhelpUpgrade libpython2_7-1_0-32bitUpgrade python-develUpgrade libpython3_10-1_0-32bitUpgrade python-docUpgrade python39-docUpgrade python313-base-x86-64-v3Upgrade python39-testsuiteUpgrade python-xmlUpgrade python310Upgrade python-idleUpgrade python39-doc-devhelpUpgrade python311-dbmUpgrade python3-toolsUpgrade python-base-32bitUpgrade libpython3_9-1_0-32bitUpgrade python311-32bitUpgrade python3-testsuiteUpgrade python311-testsuiteUpgrade python311-idleUpgrade python311-doc-devhelpUpgrade python311-base-32bitUpgrade python310-idleUpgrade python310-cursesUpgrade python39-32bitUpgrade python313-idleUpgrade python312-baseUpgrade python-tkUpgrade libpython3_6m1_0-32bitUpgrade libpython3_12-1_0-32bitUpgrade python39-idleUpgrade python39-base-32bitUpgrade python313-curses | Jul 8, 2025 | Jun 17, 2025 |
| Ubuntu | — | Upgrade libpython3.9 (Ubuntu Pro)Upgrade python3.12Upgrade libpython3.7 (Ubuntu Pro)Upgrade python3.8 (Ubuntu Pro)Upgrade libpython3.4 (Ubuntu Pro)Upgrade libpython3.5 (Ubuntu Pro)Upgrade libpython3.12t64Upgrade libpython3.11 (Ubuntu Pro)Upgrade libpython3.10Upgrade python3.10Upgrade python3.6 (Ubuntu Pro)Upgrade python3.7 (Ubuntu Pro)Upgrade idle-python3.8 (Ubuntu Pro)Upgrade python3.11 (Ubuntu Pro)Upgrade python3.4 (Ubuntu Pro)Upgrade python3.5 (Ubuntu Pro)Upgrade python3.9 (Ubuntu Pro)Upgrade python3.13Upgrade libpython3.13Upgrade libpython3.6 (Ubuntu Pro)Upgrade libpython3.8 (Ubuntu Pro) | Jul 1, 2025 | Jun 17, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | May 27, 2026 | Jun 17, 2025 |
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