CVE-2021-26314

Common vulnerabilities & exposures (CVE)

CVE database CVE database blogpost Release & EoL database

Published at: - 09-06-2021 02:15

Last modified: - 03-06-2022 03:45

Total changes: - 5

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.

Common Vulnerability Scoring System (CVSS)

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

Low

Attack complexity

Local

Attack vector

None

Availability

High

Confidentiality

None

Integrity

Low

Privileges required

Unchanged

Scope

None

User interaction

5.5

Base score

1.8

3.6

Exploitability score

Impact score

Verification logic

AND

vendor=xen AND product=xen

vendor=amd AND product=ryzen_7_2700x AND version=-

vendor=amd AND product=ryzen_threadripper_2990wx AND version=-

vendor=amd AND product=ryzen_5_5600x AND version=-

vendor=arm AND product=cortex-a72 AND version=-

vendor=broadcom AND product=bcm2711 AND version=-

vendor=intel AND product=core_i7-7700k AND version=-

vendor=intel AND product=xeon_silver_4214 AND version=-

vendor=intel AND product=core_i9-9900k AND version=-

vendor=intel AND product=core_i7-10700k AND version=-

vendor=fedoraproject AND product=fedora AND version=33

vendor=fedoraproject AND product=fedora AND version=34

Reference

https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1003
[oss-security] 20210609 Xen Security Advisory 375 v3 (CVE-2021-0089,CVE-2021-26313) - Speculative Code Store Bypass-Mailing List, Third Party Advisory
[oss-security] 20210610 Xen Security Advisory 375 v4 (CVE-2021-0089,CVE-2021-26313) - Speculative Code Store Bypass-Exploit, Mailing List, Third Party Advisory
FEDORA-2021-41d4347447-Mailing List, Third Party Advisory
FEDORA-2021-993693c914-Mailing List, Third Party Advisory

Keywords

CVE-2021-26314

Common vulnerabilities & exposures (CVE)

Description

Common Vulnerability Scoring System (CVSS)

Verification logic

Reference

NVD

CVE-2021-26314

CVE

Common vulnerabilities & exposures

CVSS

Common vulnerability scoring system

Security

Vulnerabilities

Exposures