CVE-2021-42284: Windows Hyper-V Denial of Service Vulnerability
Windows Hyper-V Denial of Service Vulnerability
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.19041.1348Patch KB5007186 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 6.3.9600.20174Patch KB5007255 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.10240.19119Patch KB5007207 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.14393.4770Patch KB5007192 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.20348.350Patch KB5007205 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.22000.318Patch KB5007215 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.17763.2300Patch KB5007206 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.19043.1348Patch KB5007186 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.18363.1916Patch KB5007189
Event History
Frequently Asked Questions
What is the severity of CVE-2021-42284?
CVE-2021-42284 has been classified with a critical severity rating due to its potential to cause a denial of service.
How does CVE-2021-42284 affect affected software?
CVE-2021-42284 can cause Windows Hyper-V to become unresponsive, affecting the virtual machines running on it.
How do I fix CVE-2021-42284?
To mitigate CVE-2021-42284, users should apply the latest security updates provided by Microsoft for their affected Windows versions.
Which software versions are affected by CVE-2021-42284?
CVE-2021-42284 affects various versions of Microsoft Windows 10, Windows 11, and Windows Server from 2012 to 2022.
Is CVE-2021-42284 being actively exploited?
As of now, there are no reports indicating that CVE-2021-42284 is being actively exploited in the wild.