USNS 3541-1 and 3523-1 provided mitigations for Spectre and Meltdown (CVE-2017-5715, CVE-2017-5753, CVE-2017-5754) for the i386, amd64, and ppc64el architectures in Ubuntu 17.10. This update provides the corresponding mitigations for the arm64 architecture. Original advisory details :

Jann Horn discovered that microprocessors utilizing speculative execution and indirect branch prediction may allow unauthorized memory reads via sidechannel attacks. This flaw is known as Meltdown. A local attacker could use this to expose sensitive information, including kernel memory. (CVE-2017-5754)

Jann Horn discovered that microprocessors utilizing speculative execution and branch prediction may allow unauthorized memory reads via sidechannel attacks. This flaw is known as Spectre. A local attacker could use this to expose sensitive information, including kernel memory. (CVE-2017-5715, CVE-2017-5753).

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Detections

Analytics

Ubuntu 17.10 : Linux kernel vulnerabilities (USN-3597-1) (Meltdown) (Spectre)

medium Nessus Plugin ID 108371

Version 1.13

Version 1.12

Version 1.13 Feb 18, 2025, 11:54 PM Plugin metadata (CVSS 3 Change AC:H --> AC:L where needed) Plugin Feed: 202502182354
Version 1.12 Jan 30, 2025, 8:02 AM CVSSv2 score source (set to "CVE-2017-5754") Plugin Feed: 202501300802