CVE-2021-26314

AMD Speculative execution with Floating-Point Value Injection

Published: Jun 9, 2021Updated: Nov 21, 2024 Sources: CVE List NVDCWE-208

5.5MEDIUM

Description

Potential floating point value injection in all supported CPU products, in conjunction with software vulnerabilities relating to speculative execution with incorrect floating point results, may cause the use of incorrect data from FPVI and may result in data leakage.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:LAttack Vector

Local

AC:LAttack Complexity

Low

PR:LPrivileges Required

Low

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:HConfidentiality

High

I:NIntegrity

None

A:NAvailability

None

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Weaknesses

CWE-208 CWE-203

Affected Products

intel

commercial·USaka intel corp.

oss-project·GBaka qemu, xapi

xenOn-prem

Cloud & SaaS / virtualization

arm

oss-project·GBaka arm ltd

cortex-a72

OSS Libraries

broadcom

commercial·USaka broadcom inc

bcm2711Embedded

Hardware Firmware / cpu-gpu

fedoraproject

oss-project·USaka fedora project

fedoraOn-premOS

Operating Systems / linux-distro

AMD

commercial·USaka advanced micro devices

All supported processors

Hardware Firmware

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

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Official Patch Available

Is your org exposed to CVE-2021-26314?Request an assessment to establish which checks are appropriate for your systems. Check my exposure

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique

Discovery

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References

http://www.openwall.com/lists/oss-security/2021/06/09/2

openwall.com

http://www.openwall.com/lists/oss-security/2021/06/10/1

openwall.com

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H36U6CNREC436W6GYO7QUMJIVEA35SCV/

lists.fedoraproject.org

and 2 more references View all →

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Exploit details & PoC links

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