Canonical Outs Major Linux Kernel Security Patch for Ubuntu 18.04 and 16.04 LTS

Canonical released today a new Linux kernel security patch for its long-term supported Ubuntu 18.04 LTS (Bionic Beaver) and Ubuntu 16.04 LTS (Xenial Xerus) operating systems to address several vulnerabilities.

The new Linux kernel security update fixes two vulnerabilities (CVE-2018-20976 and CVE-2019-15538) in the Linux 4.15 kernel used in both Ubuntu 18.04 LTS and Ubuntu 16.04 LTS, discovered in the XFS file system, which could allow a local attacker to either execute arbitrary code or cause a denial of service (system crash). The CVE-2018-20976 issue was also fixed in the Linux 4.4 kernel.

As for the security issues addressed in the Linux 4.4 kernel used on some Ubuntu 16.04 LTS systems, we can … (read more)

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