Multiple security vulnerabilities have been discovered in the Linux kernel used by Ubuntu. The CERT‑FR advisory (CERTFR‑2026‑AVI‑0831) and Ubuntu Security Notices report that the flaws could allow attackers to run arbitrary code, elevate privileges, or cause a remote denial‑of‑service. The advisory references several CVE identifiers, including CVE‑2022‑48816 and CVE‑2023‑53673. Affected releases include Ubuntu 14.04 ESM, 20.04 ESM, 22.04 LTS, 24.04 LTS, 25.10, and 26.04 LTS. The vulnerabilities pose risks to confidentiality, privilege escalation, and service availability. The advisory was issued on 3 July 2026. Users should check the Ubuntu Security Notice pages for detailed patch information. Ubuntu recommends applying the available patches. Failure to update may expose systems to potential exploitation.
Summary of content from
Made by AI. If you spot anything of concern write us at contact@cybach.com. We’ll promptly correct irregularities.