Security Notices

Security Notices
Ubuntu USN-8787-1 Fixes libxml2 Vulnerabilities

Ubuntu libxml2 fixes cover XML-element processing and separate crashes through Python bindings. Inventory actual library and binding consumers, update the matching release packages, and verify the libraries active applications use.

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Security Notices
Ubuntu USN-8786-1 Fixes rsyslog Vulnerability

Crafted network traffic can crash rsyslog during string replacement. Update collectors and forwarding hosts with the package for their Ubuntu release, coordinate the required restart, and confirm that log delivery resumes.

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Security Notices
Red Hat libkcapi Update Addresses Three RHEL 10 Flaws

RHEL 10.0 EUS libkcapi fixes address repeated cipher initialization vectors and asynchronous error-handling failures. Match the installed package to Red Hat's update and validate the cryptographic workflows that use those operations.

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Security Notices
Dassault Systèmes Warns of Tuleap Command Injection

Affected Tuleap Enterprise builds permit operating-system command injection, but the public notice supplies no exact replacement build. Record the complete installed build and obtain the supported fix and upgrade path from the vendor.

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Security Notices
Red Hat Corosync Update Protects RHEL 8.8 Clusters

A network-adjacent attacker can corrupt Corosync heap memory during fragmented multicast reassembly and disrupt cluster availability. Match the RHEL 8.8 SAP E4S or TUS package and validate cluster operation after the supported update.

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Security Notices
Red Hat Fixes a Second libtiff Flaw on RHEL 8

Crafted PixarLog-compressed TIFFs can cause crashes or code execution in the affected libtiff decoding path. Match the RHEL 8.4 AUS or EUS Extension package, update, and validate the image-processing workflow.

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Security Notices
Apache Neethi 3.2.4 Addresses Five Policy Processing Flaws

Crafted policies can exhaust memory, multiply processing work or keep remote fetches open in Apache Neethi. Update the deployed dependency and validate parsing, normalization and reference handling with approved inputs, considering which policy sources the application trusts.

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Security Notices
Temporal Discloses Eight Authorization and Availability Flaws

Temporal's eight issues span namespace authorization, callbacks, worker commands and resource exhaustion. Match each version and configuration prerequisite, preserve existing workflow settings, and apply the corresponding Server or library fix rather than one assumed universal update.

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Security Notices
INCIBE-CERT Reports Fixed 1millionbot Chatbot XSS

The 1millionbot hosted-chatbot fix addresses unsafe Markdown or content blocks in the user's own session. Confirm the provider's managed-service correction and validate approved link rendering; there is no customer package to install.

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Security Notices
Red Hat Quay 3.16.6 Addresses 42 Vulnerabilities

Quay 3.16.6 includes repository-mirror request validation and robot-token access fixes alongside dependency updates. Review the enabled features and global read-only superuser permissions, then update the supported 3.16 deployment and validate its workflows.

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