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.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Linux Linux unaffected
Version Status Constraints
82378c6c2f435dba66145609de16bf44a9de6303 affected < e3e6779f77ab6f0a1aa80e24868d2d89f31053fe
82378c6c2f435dba66145609de16bf44a9de6303 affected < 098d80b04d0fe02889c332d061db968f070b83a6
82378c6c2f435dba66145609de16bf44a9de6303 affected < 87db7795cbaaf636ae22ae031f4906db7bb77803
Linux Linux affected
Version Status Constraints
6.15 affected —
0 unaffected < 6.15
6.18.57 unaffected ≤ 6.18.*
7.2.11 unaffected ≤ 7.2.*
7.3 unaffected ≤ *

No data.

No data.

No data.

Project Subscriptions

Vendors Products
Linux Subscribe
Linux Kernel Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://git.kernel.org/stable/c/098d80b04d0fe02889c332d061db968f070b83a6 cve-icon cve-icon
https://git.kernel.org/stable/c/87db7795cbaaf636ae22ae031f4906db7bb77803 cve-icon cve-icon
https://git.kernel.org/stable/c/e3e6779f77ab6f0a1aa80e24868d2d89f31053fe cve-icon cve-icon
History

Mon, 26 Oct 2026 15:00:00 +0000

Type Values Removed Values Added
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.
Title x86/CPU/AMD: Fix AMD TLBI Erratum #1718
First Time appeared Linux
Linux linux Kernel
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
References

Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2026-10-26T14:52:04.997Z

Reserved: 2026-09-25T10:25:14.391Z

Link: CVE-2026-99099

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-26T15:16:48.990

Modified: 2026-10-26T15:16:48.990

Link: CVE-2026-99099

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses

No weakness.