CVE-2026-33123 pypdf has inefficient decoding of array-based streams

pypdf is a free and open-source pure-python PDF library. Versions prior to 6.9.1 allow an attacker to craft a malicious PDF which leads to long runtimes and/or large memory usage. Exploitation requires accessing an array-based stream with many entries. This issue has been fixed in version 6.9.1...

CVE-2026-33123

CVE-2026-33123 affects the open-source Python PDF library pypdf (prior to v6.9.1). The issue is caused by inefficient decoding of array-based streams, which can lead to excessive CPU time and high memory usage when processing specially crafted PDFs. Impact is described as long runtimes and/or lar...

CVE-2026-33123 pypdf has inefficient decoding of array-based streams

pypdf is a free and open-source pure-python PDF library. Versions prior to 6.9.1 allow an attacker to craft a malicious PDF which leads to long runtimes and/or large memory usage. Exploitation requires accessing an array-based stream with many entries. This issue has been fixed in version 6.9.1...

CVE-2026-32941

Sliver is a command and control framework that uses a custom Wireguard netstack. Versions 1.7.3 and below contain a Remote OOM Out-of-Memory vulnerability in the Sliver C2 server's mTLS and WireGuard C2 transport layer. The socketReadEnvelope and socketWGReadEnvelope functions trust an...

PT-2026-26328

Name of the Vulnerable Software and Affected Versions ASP.NET Core versions prior to 8.0.22 ASP.NET Core versions prior to 9.0.11 Description A remote attacker can cause excessive CPU consumption by sending a crafted QUIC packet. This is due to an incorrect exit condition for HTTP/3 Encoder/Decod...

EUVD-2026-12833

apko affected by unbounded resource consumption in expandapk.Split on attacker-controlled .apk streams...

pypdf has inefficient decoding of array-based streams

Impact An attacker who uses this vulnerability can craft a PDF which leads to long runtimes and/or large memory usage. This requires accessing an array-based stream with lots of entries. Patches This has been fixed in pypdf==6.9.1. Workarounds If you cannot upgrade yet, consider applying the...

GHSA-QPXP-75PX-XJCP pypdf has inefficient decoding of array-based streams

Impact An attacker who uses this vulnerability can craft a PDF which leads to long runtimes and/or large memory usage. This requires accessing an array-based stream with lots of entries. Patches This has been fixed in pypdf==6.9.1. Workarounds If you cannot upgrade yet, consider applying the...

Inefficient Algorithmic Complexity

Overview pypdf is an A pure-python PDF library capable of splitting, merging, cropping, and transforming PDF files Affected versions of this package are vulnerable to Inefficient Algorithmic Complexity in the decoding process of array-based streams. An attacker can cause excessive resource...

CVE-2026-32836

An uncontrolled memory allocation vulnerability has been discovered in the drlibs library. The drflacreadanddecodemetadata function allows attackers to trigger excessive memory allocation by supplying crafted PICTURE metadata blocks. Attackers can exploit attacker-controlled mimeLength and...

Memory Allocation with Excessive Size Value

Overview Affected versions of this package are vulnerable to Memory Allocation with Excessive Size Value via the drflacreadanddecodemetadata function. An attacker can cause excessive memory allocation by supplying crafted FLAC streams with maliciously controlled mimeLength and descriptionLength...

Memory Allocation with Excessive Size Value

Overview Affected versions of this package are vulnerable to Memory Allocation with Excessive Size Value via the drflacreadanddecodemetadata function. An attacker can cause excessive memory allocation by supplying crafted FLAC streams with maliciously controlled mimeLength and descriptionLength...

Memory Allocation with Excessive Size Value

Overview Affected versions of this package are vulnerable to Memory Allocation with Excessive Size Value via the drflacreadanddecodemetadata function. An attacker can cause excessive memory allocation by supplying crafted FLAC streams with maliciously controlled mimeLength and descriptionLength...

CVE-2026-32836

drlibs drflac.h version 0.13.3 and earlier fixed in commits fefced4, 4f5a4cd, and 663239a contain an uncontrolled memory allocation vulnerability in drflacreadanddecodemetadata that allows attackers to trigger excessive memory allocation by supplying crafted PICTURE metadata blocks. Attackers can...

CVE-2026-32836

drlibs drflac.h version 0.13.3 and earlier fixed in commits fefced4, 4f5a4cd, and 663239a contain an uncontrolled memory allocation vulnerability in drflacreadanddecodemetadata that allows attackers to trigger excessive memory allocation by supplying crafted PICTURE metadata blocks. Attackers can...

CVE-2026-32836

CVE-2026-32836 affects dr_libs up to version 0.13.3, where drflac__read_and_decode_metadata() can trigger uncontrolled memory allocation via crafted PICTURE metadata blocks. Attackers can set attacker-controlled mimeLength and descriptionLength to cause memory exhaustion and denial of service whi...

CVE-2026-32836 mackron / dr_libs dr_flac.h Excessive Memory Allocation in PICTURE Metadata Parsing

drlibs drflac.h version 0.13.3 and earlier fixed in commits fefced4, 4f5a4cd, and 663239a contain an uncontrolled memory allocation vulnerability in drflacreadanddecodemetadata that allows attackers to trigger excessive memory allocation by supplying crafted PICTURE metadata blocks. Attackers can...

Huawei EulerOS: Security Advisory for samba (EulerOS-SA-2026-1622)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2026 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 ifdescription...

Huawei EulerOS: Security Advisory for samba (EulerOS-SA-2026-1594)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2026 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 ifdescription...

EulerOS Virtualization 2.10.1 : samba (EulerOS-SA-2026-1547)

According to the versions of the samba packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : A flaw was found in Samba, in the vfsstreamsxattr module, where uninitialized heap memory could be written into alternate data...