CVE-2026-99099

Source
https://cve.org/CVERecord?id=CVE-2026-99099
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-99099.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2026-99099
Downstream
Published
2026-10-26T14:52:04Z
Modified
2026-11-02T02:32:30Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
x86/CPU/AMD: Fix AMD TLBI Erratum #1718
Details

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.

Database specific
{
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/99xxx/CVE-2026-99099.json"
}
References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
82378c6c2f435dba66145609de16bf44a9de6303
Fixed
e3e6779f77ab6f0a1aa80e24868d2d89f31053fe
Fixed
098d80b04d0fe02889c332d061db968f070b83a6
Fixed
87db7795cbaaf636ae22ae031f4906db7bb77803

Database specific

source
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-99099.json"

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
6.15.0
Fixed
6.18.57
Type
ECOSYSTEM
Events
Introduced
6.19.0
Fixed
7.2.11

Database specific

source
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-99099.json"