Important: python3.12-urllib3 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:...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification via the unsafe handling of compressed HTTP request bodies when decompressing data. An attacker can exhaust system memory by sending specially crafted compressed payloads tha...

CVE-2024-29370

In python-jose 3.3.0 specifically jwe.decrypt, a vulnerability allows an attacker to cause a Denial-of-Service DoS condition by crafting a malicious JSON Web Encryption JWE token with an exceptionally high compression ratio. When this token is processed by the server, it results in significant...

Ubuntu 20.04 LTS / 22.04 LTS / 24.04 LTS / 25.04 / 25.10 : urllib3 vulnerabilities (USN-7927-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS / 24.04 LTS / 25.04 / 25.10 host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7927-1 advisory. Illia Volochii discovered that urllib3 did not limit the steps in a decompression chain. An attacker could possib...

USN-7927-1 python-urllib3 vulnerabilities

Illia Volochii discovered that urllib3 did not limit the steps in a decompression chain. An attacker could possibly use this issue to cause urllib3 to use excessive resources, causing a denial of service. CVE-2025-66418 Rui Xi discovered that urllib3 incorrectly handled highly compressed data. An...

urllib3 Streaming API improperly handles highly compressed data

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Security Bulletin: Netty Affected by Decompression Flaw Where BrotliDecoder Allocates Unlimited Buffers, Enabling DoS, affects watsonx.data

Summary Netty is an asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers & clients. In netty-codec-compression versions 4.1.124.Final and below, and netty-codec versions 4.2.4.Final and below, when supplied with specially...

urllib3 streaming API improperly handles highly compressed data

Impact urllib3's streaming API is designed for the efficient handling of large HTTP responses by reading the content in chunks, rather than loading the entire response body into memory at once. When streaming a compressed response, urllib3 can perform decoding or decompression based on the HTTP...

ALPINE-CVE-2025-66471

urllib3 is a user-friendly HTTP client library for Python. Starting in version 1.0 and prior to 2.6.0, the Streaming API improperly handles highly compressed data. urllib3's streaming API is designed for the efficient handling of large HTTP responses by reading the content in chunks, rather than...

CVE-2025-66471

urllib3 is a user-friendly HTTP client library for Python. Starting in version 1.0 and prior to 2.6.0, the Streaming API improperly handles highly compressed data. urllib3's streaming API is designed for the efficient handling of large HTTP responses by reading the content in chunks, rather than...

UBUNTU-CVE-2025-66471

urllib3 is a user-friendly HTTP client library for Python. Starting in version 1.0 and prior to 2.6.0, the Streaming API improperly handles highly compressed data. urllib3's streaming API is designed for the efficient handling of large HTTP responses by reading the content in chunks, rather than...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview urllib3 is a HTTP library with thread-safe connection pooling, file post, and more. Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification in the Streaming API. The ContentDecoder class can be forced to allocate disproportionate...

CVE-2025-66471

CVE-2025-66471 affects urllib3’s streaming API handling of compressed HTTP responses in Python. The issue arises when streaming a highly compressed payload, where decompression could process data in a way that uses excessive CPU and memory, potentially from the decompression buffer behavior noted...

CVE-2025-66471 urllib3 Streaming API improperly handles highly compressed data

urllib3 is a user-friendly HTTP client library for Python. Starting in version 1.0 and prior to 2.6.0, the Streaming API improperly handles highly compressed data. urllib3's streaming API is designed for the efficient handling of large HTTP responses by reading the content in chunks, rather than...

CVE-2025-66471 urllib3 Streaming API improperly handles highly compressed data

urllib3 is a user-friendly HTTP client library for Python. Starting in version 1.0 and prior to 2.6.0, the Streaming API improperly handles highly compressed data. urllib3's streaming API is designed for the efficient handling of large HTTP responses by reading the content in chunks, rather than...

CVE-2025-66471 urllib3 Streaming API improperly handles highly compressed data

urllib3 is a user-friendly HTTP client library for Python. Starting in version 1.0 and prior to 2.6.0, the Streaming API improperly handles highly compressed data. urllib3's streaming API is designed for the efficient handling of large HTTP responses by reading the content in chunks, rather than...

EUVD-2022-0197

Malicious code in bioql PyPI...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification in the scenario decoding process. An attacker can cause excessive resource consumption by submitting a specially crafted zip archive that decompresses to a very large size...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification via a specially crafted wxapkg file. An attacker can cause resource consumption by sending specially crafted zip files that exploit the decompression process and convincing ...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview mobsf is a Mobile Security Framework MobSF is an automated, all-in-one mobile application Android/iOS/Windows pen-testing, malware analysis and security assessment framework capable of performing static and dynamic analysis. Affected versions of this package are vulnerable to Improper...