CLSA-2026-1778831359 python3.9: Fix of CVE-2026-6100

CVE-2026-6100: fix possible use-after-free in bz2.BZ2Decompressor and lzma.LZMADecompressor by clearing dangling nextin input pointer on the MemoryError error path...

python: Python: Arbitrary code execution or information disclosure via use-after-free in decompression modules

A flaw was found in Python's decompression modules, including lzma.LZMADecompressor, bz2.BZ2Decompressor, and gzip.GzipFile. This vulnerability, a use-after-free, can occur if a program attempts to re-use a decompression object after a memory allocation error, especially when the system is...

FreeBSD : Python -- use-after-free vulnerability in decompressors under memory pressure (b8e9f33c-375d-11f1-a119-e36228bfe7d4)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the b8e9f33c-375d-11f1-a119-e36228bfe7d4 advisory. Seth Larson reports: There is a CRITICAL severity vulnerability affecting CPython. Use-after-free UAF w...

EUVD-2020-0128

Malware in sbrugna...

EUVD-2024-31812

Malicious code in bioql PyPI...

BIT-PYTHON-2024-3220

There is a defect in the CPython standard library module “mimetypes” where on Windows the default list of known file locations are writable meaning other users can create invalid files to cause MemoryError to be raised on Python runtime startup or have file extensions be interpreted as the...

BIT-PYTHON-MIN-2024-3220

There is a defect in the CPython standard library module “mimetypes” where on Windows the default list of known file locations are writable meaning other users can create invalid files to cause MemoryError to be raised on Python runtime startup or have file extensions be interpreted as the...

Python Untrusted Search Path Vulnerability (Feb 2025) - Windows

Python is prone to an untrusted search path vulnerability in the mimetypes standard library. SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CP...

CVE-2024-3220

There is a defect in the CPython standard library module “mimetypes” where on Windows the default list of known file locations are writable meaning other users can create invalid files to cause MemoryError to be raised on Python runtime startup or have file extensions be interpreted as the...

CVE-2024-3220 Default mimetype known files writeable on Windows

There is a defect in the CPython standard library module “mimetypes” where on Windows the default list of known file locations are writable meaning other users can create invalid files to cause MemoryError to be raised on Python runtime startup or have file extensions be interpreted as the...

CVE-2024-3220

CVE-2024-3220 affects the CPython standard library mimetypes module. On Windows, the default known-file locations (and on other platforms via the same locations) are writable, allowing a user to create invalid files and potentially trigger MemoryError at Python startup or cause mis-interpretation...

CVE-2024-3220 Default mimetype known files writeable on Windows

There is a defect in the CPython standard library module “mimetypes” where on Windows the default list of known file locations are writable meaning other users can create invalid files to cause MemoryError to be raised on Python runtime startup or have file extensions be interpreted as the...

CVE-2024-3220

There is a defect in the CPython standard library module “mimetypes” where on Windows the default list of known file locations are writable meaning other users can create invalid files to cause MemoryError to be raised on Python runtime startup or have file extensions be interpreted as the...

GHSA-55G7-9CWV-5QFV snappy-java's missing upper bound check on chunk length can lead to Denial of Service (DoS) impact

Summary snappy-java is a data compression library in Java. Its SnappyInputStream was found to be vulnerable to Denial of Service DoS attacks when decompressing data with a too-large chunk size. Due to missing upper bound check on chunk length, an unrecoverable fatal error can occur. Scope All...

Use After Free in Function qf_buf_add_line( )

Description Hello there! How are you doing? I just used the PoC of this previous report as a valid input for fuzzing, and ended up finding what it seems to be a new case of Use After Free, with a slightly different input. The last commit in which I tested it was...

Uncontrolled Resource Consumption in Pillow

There is a DoS vulnerability in Pillow before 6.2.2 caused by FpxImagePlugin.py calling the range function on an unvalidated 32-bit integer if the number of bands is large. On Windows running 32-bit Python, this results in an OverflowError or MemoryError due to the 2 GB limit. However, on Linux...

CVE-2019-19911

A denial of service vulnerability was found in Pillow in versions before 6.2.2, where the FpxImagePlugin.py file calls the range function on an unvalidated 32-bit integer if the number of bands is large. On Windows systems running 32-bit Python, this flaw results in an OverflowError or MemoryErro...

CVE-2019-19911

There is a DoS vulnerability in Pillow before 6.2.2 caused by FpxImagePlugin.py calling the range function on an unvalidated 32-bit integer if the number of bands is large. On Windows running 32-bit Python, this results in an OverflowError or MemoryError due to the 2 GB limit. However, on Linux...

CVE-2019-19911

There is a DoS vulnerability in Pillow before 6.2.2 caused by FpxImagePlugin.py calling the range function on an unvalidated 32-bit integer if the number of bands is large. On Windows running 32-bit Python, this results in an OverflowError or MemoryError due to the 2 GB limit. However, on Linux...

Design/Logic Flaw

There is a DoS vulnerability in Pillow before 6.2.2 caused by FpxImagePlugin.py calling the range function on an unvalidated 32-bit integer if the number of bands is large. On Windows running 32-bit Python, this results in an OverflowError or MemoryError due to the 2 GB limit. However, on Linux...