CVE-2026-15308 vulnerabilities

Vulnerabilities for packages: python...

python3.14 security update

An update is available for python3.14. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Python is an interpreted, interactive, object-oriented programming languag...

Oracle Linux 8 : python3 (ELSA-2026-39320)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-39320 advisory. 3.6.8-77.0.1 - Add Oracle Linux distribution in platform.py Orabug: 20812544 3.6.8.openela.0 - Add openela to supported dists 3.6.8-77 - Security fix for...

python3.12 security update

3.12.13-3.0.1.el98.1 - Remove upstream URL reference 3.12.13-3.1 - Security fix for CVE-2026-15308 Resolves: RHEL-RHEL-193793...

Oracle Linux 8 : python3.12 (ELSA-2026-39893)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-39893 advisory. 3.12.13-3 - Security fix for CVE-2026-15308 Resolves: RHEL-193776 Tenable has extracted the preceding description block directly from the Oracle Linux security...

AlmaLinux 9 : python3.9 (ALSA-2026:39798)

The remote AlmaLinux 9 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:39798 advisory. python: Python: CPU Denial of Service in HTML parser via repeated unterminated markup declarations CVE-2026-15308 Bug Fixes and Enhancements: python3.9 testssl...

ALSA-2026:39771 Important: python3.12 security update

Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Security Fixes:...

Important: python3.12 security update

Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Security Fixes:...

Important: Red Hat Security Advisory: python3.12 security update

An update for python3.12 is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability fr...

ALSA-2026:39320 Important: python3 security update

Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Security Fixes:...

Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: python3.13: python3.13-3.13.14-1.3.hum1 aarch64, x8664 python3.13-debug-3.13.14-1.3.hum1 aarch64, x8664 python3.13-devel-3.13.14-1.3.hum1 aarch64, x8664 python3.13-freethreading-3.13.14-1.3.hum1...

CVE-2026-15308

creationtimestamp| type| source ---|---|--- 2026-07-09 17:55:06+00:00| seen| https://bsky.app/profile/infosec.skyfleet.blue/post/3mqa7dgwyrk24 2026-07-09 18:45:19+00:00| seen| https://bsky.app/profile/cve.skyfleet.blue/post/3mqac5dfb5325 2026-07-10 14:00:26+00:00| seen|...

CVE-2026-15308

The CVE-2026-15308 issue concerns Python’s incremental HTML parser (html.parser.HTMLParser) where the feed() path can cause CPU denial-of-service through repeated unterminated markup declarations when processing uncontrolled data. The root cause is tied to how unterminated markup declarations are...