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Vulnerability record · CVE-2018-3665 · published 21 June 2018

CVE-2018-3665: Intel core i3 information exposure vulnerability

Intel · Core I3

System software utilizing Lazy FP state restore technique on systems using Intel Core-based microprocessors may potentially allow a local process to infer data from another process through a speculative execution side channel.

5.6 CVSS 3.1 Medium EPSS 0.63% · top 52.1% CWE-200 · Information exposure
5.6CVSS 3.1 base score, v2 4.7
0.63%EPSS exploitation probability, 30 days
NoNot in CISA KEV
14Affected product versions listed by NVD
50References
17 Jun 2026Last modified by NVD

Description

System software utilizing Lazy FP state restore technique on systems using Intel Core-based microprocessors may potentially allow a local process to infer data from another process through a speculative execution side channel.

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N

Affected products

14 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/104460 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1041124 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1041125 Third Party AdvisoryVDB Entry
https://access.redhat.com/errata/RHSA-2018:1852 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:1944 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2164 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2165 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:1170 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:1190 Third Party Advisory
https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0 Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/07/msg00015.html Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/07/msg00016.html Third Party Advisory
https://nvidia.custhelp.com/app/answers/detail/a_id/4787 Third Party Advisory
https://security.FreeBSD.org/advisories/FreeBSD-SA-18:07.lazyfpu.asc Third Party Advisory
https://security.netapp.com/advisory/ntap-20181016-0001/ Third Party Advisory
https://security.paloaltonetworks.com/CVE-2018-3665 Third Party Advisory
https://support.citrix.com/article/CTX235745 Third Party Advisory
https://usn.ubuntu.com/3696-1/ Third Party Advisory
https://usn.ubuntu.com/3696-2/ Third Party Advisory
https://usn.ubuntu.com/3698-1/ Third Party Advisory
https://usn.ubuntu.com/3698-2/ Third Party Advisory
https://www.debian.org/security/2018/dsa-4232 Third Party Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00145.html Vendor Advisory
https://www.oracle.com/security-alerts/cpujul2020.html Third Party Advisory
https://www.synology.com/support/security/Synology_SA_18_31 Third Party Advisory
http://www.securityfocus.com/bid/104460 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1041124 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1041125 Third Party AdvisoryVDB Entry
https://access.redhat.com/errata/RHSA-2018:1852 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:1944 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2164 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2165 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:1170 Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:1190 Third Party Advisory
https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0 Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/07/msg00015.html Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/07/msg00016.html Third Party Advisory
https://nvidia.custhelp.com/app/answers/detail/a_id/4787 Third Party Advisory
https://security.FreeBSD.org/advisories/FreeBSD-SA-18:07.lazyfpu.asc Third Party Advisory
https://security.netapp.com/advisory/ntap-20181016-0001/ Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2018-3665), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.