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CVE-2018-3665
System software utilizing Lazy FP state restore technique on systems using Intel Core-based microprocessors may potentially allow a local…
- 5.6MediumCVSS base score
- 0.63%Exploitation in 30 daysEPSS · top 50% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By intel
- 6 months later
· 6 months later
Published
- 6 years later
· 6 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium5.6 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.63% · top 50% of all CVEs (9 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.6.
Affected products
Intel Corporation · Intel Core-based microprocessors
- affected All
References
25
- [debian-lts-announce] 20180714 [SECURITY] [DLA 1422-1] linux security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- RHSA-2018:2164 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- USN-3696-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- 1041125 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- [debian-lts-announce] 20180715 [SECURITY] [DLA 1422-2] linux security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- RHSA-2018:1944 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2018:1852 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- FreeBSD-SA-18:07 (opens in a new tab)vendor-advisoryx_refsource_FREEBSDx_transferred
- 1041124 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- RHSA-2018:2165 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- DSA-4232 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- USN-3698-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-3696-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- 104460 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- USN-3698-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- RHSA-2019:1170 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2019:1190 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- https://www.oracle.com/security-alerts/cpujul2020.html (opens in a new tab)x_refsource_MISCx_transferred
- https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://nvidia.custhelp.com/app/answers/detail/a_id/4787 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://www.synology.com/support/security/Synology_SA_18_31 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://security.netapp.com/advisory/ntap-20181016-0001/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00145.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://support.citrix.com/article/CTX235745 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://security.paloaltonetworks.com/CVE-2018-3665 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2018-15519 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2018-3665)Record last updated .