python3.14-cryptography security update

An update is available for python3.14-cryptography. This update affects Rocky Linux 10. 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...

python3.14-cryptography security update

An update is available for python3.14-cryptography. 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...

MiracleLinux 9 : python3.14-cryptography-45.0.4-4.el9_8.6 (AXSA:2026-1788:01)

The remote MiracleLinux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXSA:2026-1788:01 advisory. python-cryptography: python-cryptography: Duplicate self-signed intermediates can cause exponential path-building CVE-2026-69249 python-cryptography...

Important: Red Hat Security Advisory: python3.14-cryptography security update

An update for python3.14-cryptography 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...

python-cryptography: python-cryptography: Duplicate self-signed intermediates can cause exponential path-building

A flaw was found in python-cryptography. When processing invalid certificate chains that include duplicate self-signed certificates, the system recursively invokes the same certificate, leading to an exponential increase in processing time. A remote attacker could exploit this by providing a...

Important: Red Hat Security Advisory: python3.14-cryptography security update

An update for python3.14-cryptography is now available for Red Hat Enterprise Linux 9. 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...

Important: python3.14-cryptography 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:...

ALSA-2026:64795 Important: python3.14-cryptography 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:...

openSUSE 16 Security Update : python-cryptography (openSUSE-SU-2026:21685-1)

The remote openSUSE 16 host has a package installed that is affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:21685-1 advisory. - CVE-2026-69247: PKCS7 EnvelopedData decryption exposes a Bleichenbacher oracle through distinguishable errors and timing bsc1273551. -...

SUSE-SU-2026:23196-1 Security update for python-cryptography

This update for python-cryptography fixes the following issues: - CVE-2026-69248: verifier accepts wildcard DNS names allowing escape from permittedSubtrees bsc1273549. - CVE-2026-69249: duplicate self-signed intermediates can cause exponential path-building bsc1273516...

python-cryptography: Duplicate self-signed intermediates can cause exponential path-building

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python-cryptography: Duplicate self-signed intermediates can cause exponential path-building

SummaryWhen resolving invalid certificate chains that include duplicate copies of self-signed certificates, the processing recursively invokes the same candidate, leading to an exponential blowup. Although the limitation that the chain depth cannot exceed a specified maximum depth prevents...

PYSEC-2026-3553 python-cryptography: Duplicate self-signed intermediates can cause exponential path-building

Summary When resolving invalid certificate chains that include duplicate copies of self-signed certificates, the processing recursively invokes the same candidate, leading to an exponential blowup. Although the limitation that the chain depth cannot exceed a specified maximum depth prevents...

GHSA-JWV3-5HGF-82WW python-cryptography: Duplicate self-signed intermediates can cause exponential path-building

Summary When resolving invalid certificate chains that include duplicate copies of self-signed certificates, the processing recursively invokes the same candidate, leading to an exponential blowup. Although the limitation that the chain depth cannot exceed a specified maximum depth prevents...

python-cryptography: Duplicate self-signed intermediates can cause exponential path-building

Summary When resolving invalid certificate chains that include duplicate copies of self-signed certificates, the processing recursively invokes the same candidate, leading to an exponential blowup. Although the limitation that the chain depth cannot exceed a specified maximum depth prevents...

CVE-2026-69249

CVE-2026-69249 affects python-cryptography prior to 49.0.0, where resolving invalid certificate chains with duplicate self-signed intermediates can explode in recursion, causing resource exhaustion DoS. The core issue is in the recursive build_chain_inner not de-duplicating previously analyzed ca...