Test ID:	1.3.6.1.4.1.25623.1.1.12.2023.6319.1
Category:	Ubuntu Local Security Checks
Title:	Ubuntu: Security Advisory (USN-6319-1)
Summary:	The remote host is missing an update for the 'amd64-microcode' package(s) announced via the USN-6319-1 advisory.
Description:	Summary: The remote host is missing an update for the 'amd64-microcode' package(s) announced via the USN-6319-1 advisory. Vulnerability Insight: Daniel Trujillo, Johannes Wikner, and Kaveh Razavi discovered that some AMD processors utilising speculative execution and branch prediction may allow unauthorised memory reads via a speculative side-channel attack. A local attacker could use this to expose sensitive information, including kernel memory. Affected Software/OS: 'amd64-microcode' package(s) on Ubuntu 16.04, Ubuntu 18.04, Ubuntu 20.04, Ubuntu 22.04, Ubuntu 23.04. Solution: Please install the updated package(s). CVSS Score: 3.8 CVSS Vector: AV:L/AC:H/Au:S/C:C/I:N/A:N
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2023-20569 Debian Security Information: DSA-5475 (Google Search) https://www.debian.org/security/2023/dsa-5475 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HKKYIK2EASDNUV4I7EFJKNBVO3KCKGRR/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PKK3IA63LSKM4EC3TN4UM6DDEIOWEQIG/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/L4E4TZNMLYL2KETY23IPA43QXFAVJ46V/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T7WO5JM74YJSYAE5RBV4DC6A4YLEKWLF/ https://comsec.ethz.ch/research/microarch/inception/ https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7005 https://lists.debian.org/debian-lts-announce/2023/08/msg00013.html http://www.openwall.com/lists/oss-security/2023/08/08/4
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