{"id":"USN-3531-3","summary":"intel-microcode update","details":"\nJann Horn discovered that microprocessors utilizing speculative execution\nand branch prediction may allow unauthorized memory reads via sidechannel\nattacks. This flaw is known as Spectre. A local attacker could use this to\nexpose sensitive information, including kernel memory. (CVE-2017-5715)\n\nThis update provides the corrected microcode updates required for the\ncorresponding Linux kernel updates.\n","modified":"2026-02-10T04:41:16Z","published":"2018-03-29T14:36:34Z","related":["UBUNTU-CVE-2017-5715"],"upstream":["CVE-2017-5715","UBUNTU-CVE-2017-5715"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3531-3"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-5715"}],"affected":[{"package":{"name":"intel-microcode","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/intel-microcode@3.20180312.0~ubuntu14.04.1?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.20180312.0~ubuntu14.04.1"}]}],"versions":["1.20130906.1ubuntu2","1.20130906.1ubuntu3","2.20140122.1","2.20140430.1ubuntu1","2.20140624-t-1ubuntu2","3.20180108.0~ubuntu14.04.2","3.20180108.0+really20170707ubuntu14.04.1"],"ecosystem_specific":{"binaries":[{"binary_name":"intel-microcode","binary_version":"3.20180312.0~ubuntu14.04.1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3531-3.json","cves_map":{"cves":[{"id":"CVE-2017-5715","severity":[{"score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N","type":"CVSS_V3"},{"score":"high","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:14.04:LTS"}}},{"package":{"name":"intel-microcode","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/intel-microcode@3.20180312.0~ubuntu16.04.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.20180312.0~ubuntu16.04.1"}]}],"versions":["3.20150121.1","3.20151106.1","3.20170707.1~ubuntu16.04.0","3.20180108.0~ubuntu16.04.2","3.20180108.0+really20170707ubuntu16.04.1"],"ecosystem_specific":{"binaries":[{"binary_name":"intel-microcode","binary_version":"3.20180312.0~ubuntu16.04.1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3531-3.json","cves_map":{"cves":[{"id":"CVE-2017-5715","severity":[{"score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N","type":"CVSS_V3"},{"score":"high","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:16.04:LTS"}}}],"schema_version":"1.7.3"}