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CVE-2018-3646

5.6 MEDIUM

Systems with microprocessors utilizing speculative execution and address translations may allow unauthorized disclosure of information re...

Published: 2018-08-14 · Last updated: 2026-05-29

Severity and scoring

CVSS
5.6 MEDIUM
Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
CWE
CWE-200

Affected products

VendorProduct
intelcore_i3, core_i5, core_i7

Description

Systems with microprocessors utilizing speculative execution and address translations may allow unauthorized disclosure of information residing in the L1 data cache to an attacker with local user access with guest OS privilege via a terminal page fault and a side-channel analysis.

Source: NVD

References

Related CVEs

Same vendor

  • CVE-2019-11135 — TSX Asynchronous Abort condition on some CPUs utilizing speculative execution may allow an authenticated user to potentially enable infor... (6.5 MEDIUM)
  • CVE-2019-11091 — Microarchitectural Data Sampling Uncacheable Memory (MDSUM): Uncacheable memory on some microprocessors utilizing speculative execution m... (5.6 MEDIUM)
  • CVE-2018-12130 — Microarchitectural Fill Buffer Data Sampling (MFBDS): Fill buffers on some microprocessors utilizing speculative execution may allow an a... (5.9 MEDIUM)
  • CVE-2018-12127 — Microarchitectural Load Port Data Sampling (MLPDS): Load ports on some microprocessors utilizing speculative execution may allow an authe... (5.6 MEDIUM)
  • CVE-2018-12126 — Microarchitectural Store Buffer Data Sampling (MSBDS): Store buffers on some microprocessors utilizing speculative execution may allow an... (5.6 MEDIUM)

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