Cyber and security
- SecurityArticle
Ubuntu fixes Linux kernel vulnerabilities
Ubuntu's USN-8864-1 advisory, published October 2, 2026, reports fixes for vulnerabilities in NFS, IPv6 networking and Netfilter that could allow system compromise.
Ubuntu fixes curl regression and vulnerabilities
Ubuntu security advisory USN-8487-2, published on September 28, 2026, corrects an incomplete fix and groups curl vulnerabilities that could expose credentials, cause service disruption, or allow code execution.
- SecurityArticle
USN-8862-1: flaw in XPM image processing
Ubuntu's USN-8862-1 security advisory, published on October 1, 2026, reports that XPM images with zero dimensions can cause libXpm to consume excessive resources and lead to denial of service by a local attacker.
- SecurityArticle
Ubuntu fixes Raspberry Pi Linux kernel vulnerabilities
Ubuntu Security advisory USN-8871-1, published on October 5, 2026, covers Linux kernel vulnerabilities for Raspberry Pi, including a risk on Arm processors and issues across several subsystems.
- SecurityArticle
Ubuntu fixes libsoup flaws with exposure and denial-of-service risks
Ubuntu Security notice USN-8890-1, published on October 6, 2026, describes libsoup flaws that could enable denial of service, information disclosure, security-control bypass, and code execution. Fixes are available for several Ubuntu versions.
- SecurityArticle
Ubuntu warns of token exposure in WSL
An Ubuntu Security advisory published on October 6, 2026 reports that the Ubuntu Pro for WSL attachment token could appear in command-line arguments during subscription activation.
Scans for WordPress protection files
On September 29, 2026, the SANS Internet Storm Center reported that sensors detected a small number of scans for “wordfence-waf.php”, a script associated with Wordfence protection for WordPress sites.
WebKitGTK and WPE WebKit: correction on CVE-2025-6558
A security notice published on September 30, 2026 clarifies that CVE-2025-6558 was already fixed in WebKitGTK 2.48.5 and WPE WebKit 2.48.5.
- SecurityArticle
AI agents test the limits of web platforms
On October 5, 2026, Wikimedia reported attempts by AI agents to edit pages and compromise a note-taking tool, as well as resource consumption on web platforms.
Pwn2Own Ireland 2026: three days of testing
Published on October 5, 2026, the schedule announces more than 60 entries across three days, with contests targeting devices and systems in several categories, including AI infrastructure.
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