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CVE-2026-98716VulnerabilityPublished Updated

Microsoft · KVM: SVM: Use the active VMCB's MSR bitmap when checking if MSR is intercepted

Affects MicrosoftSource GCVE Database

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Authoritative record:CVE-2026-98716· Medium

Not known to be exploited · fixed in 74836ae4785b9754bb36d0b18fcc1dec4e5e98d2 : update Microsoft when convenient.

Data as of 7 Nov 2026, 12:19 UTC

Severity
Medium

Rated by Threat Radar · CVSS not yet scored by NVD

Thin evidence

One scorer or none
Patch
Available – fixed in 74836ae4785b9754bb36d0b18fcc1dec4e5e98d2, 55865b3ae03705aa39198783b9cb1f8b96eb44e4, 552a110c403f1a61eba0bf71519c6585d9d4242d +7

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 18 Oct 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 7 Nov 2026.

What to do

Upgrade to a fixed release listed under Affected software.

Affected software

ProductAffectedFixed in
LinuxLinuxAffected
  • >=3.16.57 <3.17
  • >=4.4.168 <4.5
Fixed in
  • 74836ae4785b9754bb36d0b18fcc1dec4e5e98d2
  • 55865b3ae03705aa39198783b9cb1f8b96eb44e4
  • 552a110c403f1a61eba0bf71519c6585d9d4242d
  • 318ef696fa3c712e46bb62a1a828c3cd62f390c3
  • 84da7a0e92207444d9cbfe69965e17db29008f27
  • 9e06bbb9ade7cdf28d4a3b5b14e5812881c8df85
  • 4.5
  • 3.17
  • 001c78bc64389cabe4f9015ab3942ec9c3592caa
  • 0e79ebf6f92a7d15187aede44204fa04b93e474c
LinuxLinuxAffected
  • =4.16
Fixed in–

Description

To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle

References

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