Linux Kernel

2026-07-066 minCanadian Centre for Cyber Securitymedium

The Canadian Centre for Cyber Security published a daily advisory digest on 2026-07-06 compiling eight security advisories from Red Hat, Ubuntu, Dell, CISA ICS, IBM, Roundcube, OpenSSH, and Microsoft Edge. The advisories address vulnerabilities across a broad range of products including Linux kernels, industrial control systems, enterprise software suites, webmail, SSH, and browser software. No specific CVEs, IOCs, or threat actor details are provided in the digest; administrators are directed to vendor advisories for patching guidance.

2026-06-084 minCanadian Centre for Cyber Securitycritical

The Canadian Centre for Cyber Security released a daily digest covering seven security advisories from major vendors. Notably, Check Point has observed active exploitation of a critical authentication bypass vulnerability (CVE-2026-50751) affecting its VPN and Firewall products, requiring immediate mitigation.

2026-05-263 minCanadian Centre for Cyber Securitymedium

The Canadian Centre for Cyber Security issued two advisories concerning control systems. Moxa addressed multiple Linux kernel vulnerabilities (Copy Fail and Dirty Frag) across various product series, while ABB mitigated a concurrent connection handling issue in its PPT30 OPC-UA Server.

2026-05-133 minCISAhigh

CISA has added CVE-2026-31431, an 'Incorrect Resource Transfer Between Spheres' vulnerability affecting the Linux Kernel, to its Known Exploited Vulnerabilities (KEV) Catalog due to evidence of active exploitation. Organizations are strongly urged to prioritize the timely remediation of this vulnerability to reduce their exposure to cyberattacks.

2026-05-135 minCERT-EUhigh

CVE-2026-31431, dubbed 'Copy Fail', is a CVSS 7.8 local privilege escalation vulnerability in the Linux kernel's algifaead module affecting kernels built since 2017. By chaining an AFALG socket operation with splice(), an unprivileged local user can overwrite page-cache-backed pages, such as setuid binaries, to obtain root privileges. With a public PoC available and vendor patches pending, immediate mitigation via module disabling or seccomp filtering is critical.

2026-05-133 minCanadian Centre for Cyber Securitycritical

The Canadian Centre for Cyber Security released a daily digest of nine security advisories covering critical vulnerabilities across enterprise software, Linux kernels, and industrial control systems (ICS). Organizations are urged to apply patches for affected products from vendors including IBM, Dell, Ubuntu, Red Hat, Moxa, VMware, Notepad++, and Microsoft to prevent potential exploitation.

2026-05-135 minCanadian Centre for Cyber Securityhigh

The Canadian Centre for Cyber Security published a daily digest of six security advisories on April 20, 2026. The advisories cover critical vulnerabilities and updates for various IBM, Dell, Ubuntu, Red Hat, and ICS/SCADA products, including a specific NTP vulnerability (CVE-2020-11868) in Moxa Ethernet switches.

2026-05-133 minCanadian Centre for Cyber Securitycritical

The Canadian Centre for Cyber Security released a daily digest of five security advisories. The most critical update addresses CVE-2026-34621 in Adobe Acrobat, which is currently being exploited in the wild, alongside various updates for Linux kernels, ICS systems, and IBM enterprise products.