Cybersecurity News and Updates

Linux Kernel TCP Flaw With 9.8 CVSS Score Affects Ubuntu, Red Hat and Other Distributions

A flaw in the Linux kernel’s TCP code, tracked as CVE-2026-98432, affects Ubuntu, Red Hat Enterprise Linux (RHEL), and other Linux distributions. The kernel’s own CVE team rates it 9.8 out of 10 on the CVSS scale.

Anthropic said on October 27 that its AI model wrote an exploit that uses the flaw to let a remote attacker with no credentials run commands as root on Linux servers with a

  • October 30, 2026

Hackers Exploited Cisco SD-WAN Flaw to Plant Malware Built to Steal Encryption Keys

Hackers exploited a critical Cisco Catalyst SD-WAN flaw, fixed in February, to plant custom malware inside the systems that control an organization’s SD-WAN network.

The malware, called KeyDrift, is designed to copy the keys that encrypt traffic between sites and store them for later use, Cisco Talos said on October 28. Talos calls the attacks historical but does not specify when they

  • October 29, 2026

Attacker Tried to Exploit Alpine Linux’s GitLab via CVSS 10.0 Flaw Its Ruby Left Open

An attacker tried to exploit a critical GitLab vulnerability on the Alpine Linux project’s own GitLab server a week after GitLab released a fix, Alpine Linux said on 28 October.

The flaw, CVE-2026-97229 (CVSS score: 10.0), can let an attacker run code on a GitLab server through a crafted regular expression in a CI configuration. Alpine found no evidence that the attack worked but

  • October 29, 2026

GitHub Launches npm Firewall to Block Malicious Packages Before Installation

GitHub has announced that it’s introducing a new package firewall as a preview to block installation of suspicious npm packages during installation time.

“The firewall inspects both metadata requests and package downloads for signs of malicious activity, acting as an install-time policy gate,” GitHub said.

The feature, which currently supports only npm packages, is available in public preview

  • October 29, 2026