CVE-2026-23409 apparmor: fix differential encoding verification

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix differential encoding verification Differential encoding allows loops to be created if it is abused. To prevent this the unpack should verify that a diff-encode chain terminates. Unfortunately the differential encod...

CVE-2026-23409

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix differential encoding verification Differential encoding allows loops to be created if it is abused. To prevent this the unpack should verify that a diff-encode chain terminates. Unfortunately the differential encod...

CVE-2026-23409 apparmor: fix differential encoding verification

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix differential encoding verification Differential encoding allows loops to be created if it is abused. To prevent this the unpack should verify that a diff-encode chain terminates. Unfortunately the differential encod...

CVE-2026-23409

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix differential encoding verification Differential encoding allows loops to be created if it is abused. To prevent this the unpack should verify that a diff-encode chain terminates. Unfortunately the differential encod...

CVE-2026-23407

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix missing bounds check on DEFAULT table in verifydfa The verifydfa function only checks DEFAULTTABLE bounds when the state is not differentially encoded. When the verification loop traverses the differential encoding...

CVE-2026-23407

The CVE-2026-23407 issue affects the Linux kernel AppArmor DFA verification. The root cause is a missing bounds check on DEFAULT_TABLE in verify_dfa(), which can read k = DEFAULT_TABLE[j] as an index without validation when traversing the differential encoding chain, allowing out-of-bounds reads/...

CVE-2026-23406 apparmor: fix side-effect bug in match_char() macro usage

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix side-effect bug in matchchar macro usage The matchchar macro evaluates its character parameter multiple times when traversing differential encoding chains. When invoked with str++, the string pointer advances on eac...

CVE-2026-23406 apparmor: fix side-effect bug in match_char() macro usage

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix side-effect bug in matchchar macro usage The matchchar macro evaluates its character parameter multiple times when traversing differential encoding chains. When invoked with str++, the string pointer advances on eac...

CVE-2026-23406

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix side-effect bug in matchchar macro usage The matchchar macro evaluates its character parameter multiple times when traversing differential encoding chains. When invoked with str++, the string pointer advances on eac...

CVE-2026-23406

CVE-2026-23406 concerns the AppArmor Linux kernel module. The issue arises in the DFA matching logic used during file path checks, where the macro match_char() can evaluate its character parameter multiple times when traversing differential encoding chains. If invoked with *str++, the string poin...

[SECURITY] Fedora 43 Update: gstreamer1-vaapi-1.26.11-1.fc43

A collection of GStreamer plugins to let you make use of VA API video acceleration from GStreamer applications. Includes elements for video decoding, display, encoding and post-processing using VA API subject to hardware limitations...

Automated Framework to Evaluate and Harden LLM System Instructions against Encoding Attacks

System Instructions in Large Language Models LLMs are commonly used to enforce safety policies, define agent behavior, and protect sensitive operational context in agentic AI applications. These instructions may contain sensitive information such as API credentials, internal policies, and...

ROS-20260401-73-0001

A vulnerability in the HTML Style Checker module of RoundCube Webmail is related to incorrect encoding or escaping of output data. Exploitation of the vulnerability may allow a remote attacker to gain unauthorized access to protected information...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from a flaw in differential encoding validation, potentially leading to cyclic creation...

PT-2026-29626

Name of the Vulnerable Software and Affected Versions CI4MS versions prior to 0.31.0.0 Description CI4MS, a CodeIgniter 4-based CMS, is susceptible to a stored Cross-site Scripting XSS issue within the System Settings – Social Media Management section. The application does not properly sanitize...

PT-2026-29627

Name of the Vulnerable Software and Affected Versions CI4MS versions prior to 0.31.0.0 Description CI4MS fails to properly sanitize user-controlled input within System Settings – Company Information. Several administrative configuration fields, including Company Name, Slogan, Company Phone, Compa...

PT-2026-29489

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.19.0-rc7-next-20260127 Description The Linux kernel contains a flaw within the apparmor subsystem, specifically in the match char macro. This macro incorrectly evaluates its character parameter multiple times...

Ubuntu: Security Advisory (USN-8136-1)

The remote host is missing an update for the 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...

Cross-site Scripting (XSS)

Overview wwbn/avideo is an Audio and Video Platform or simply "A Video Platform". Affected versions of this package are vulnerable to Cross-site Scripting XSS in the jsonToFormElements process in admin/functions.php when user-controlled plugin configuration values are rendered in HTML forms witho...

CVE-2026-27599

CI4MS is a CodeIgniter 4-based CMS skeleton that delivers a production-ready, modular architecture with RBAC authorization and theme support. Prior to version 0.31.0.0, the application fails to properly sanitize user-controlled input within System Settings – Mail Settings. Several configuration...