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VULNERABILITIES

CVE-2026-99099 Details

Description

In the Linux kernel, the following vulnerability has been resolved: x86/CPU/AMD: Fix AMD TLBI Erratum #1718 The processor may fail to invalidate a TLB entry while executing an INVLPGB/TLBSYNC instruction pair. Detect the erratum and apply a software workaround when a microcode fix is not present.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: kernel.orgCVSS-B:7.8 HIGHVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://git.kernel.org/stable/c/098d80b04d0fe02889c332d061db968f070b83a6 kernel.org
https://git.kernel.org/stable/c/87db7795cbaaf636ae22ae031f4906db7bb77803 kernel.org
https://git.kernel.org/stable/c/e3e6779f77ab6f0a1aa80e24868d2d89f31053fe kernel.org

Weakness Enumeration

No weakness enumeration is available for this CVE.

Affected Products

No affected product data is available for this CVE.

Change History

2 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-99099
NVD Published Date:
Oct 26, 2026
NVD Last Modified:
Oct 31, 2026
Source:
kernel.org
CVE-2026-99099 Details - Not Deferred