Large MCS deployments in Azure may fail due to Azure throttling of disk clones

Customers hosting VMs in Azure may experience an error when attempting to create a large machine catalog or add additional machines in bulk, resulting in failure to create new machines. This error will appear in Azure as: "Too many attempts to copy from a writable resource a managed disk; please...

SUSE CVE-2021-3631

A flaw was found in libvirt while it generates SELinux MCS category pairs for VMs' dynamic labels. This flaw allows one exploited guest to access files labeled for another guest, resulting in the breaking out of sVirt confinement. The highest threat from this vulnerability is to confidentiality a...

Oracle Linux 8 : virt:kvm_utils (ELSA-2022-10093)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2022-10093 advisory. hivex libguestfs 1.40.2-28.0.4 - v2v: Cope with libvirt vpx/esx driver which does not set Orabug: 34026544 1.40.2-28.0.3 - virt-v2v: Specify backing file forma...

Oracle Linux 7 : libvirt (ELSA-2022-10062)

The remote Oracle Linux 7 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2022-10062 advisory. - security: fix SELinux label generation logic Daniel P. Berrange Orabug: 34773029 CVE-2021-3631 Tenable has extracted the preceding description block directly...

Windows 11 VDA machines stuck at Initializing for Azure AD or Hybrid Azure AD

For Citrix MCS provisioned Azure AD or Hybrid Azure AD joined machine catalogs that use Windows 11 22H2 or 23H2 as master VMs’ OS, the VDA machines might be stuck at “Initializing” status after startup. And when you login to the VDA machines and execute the “dsregcmd /status” command, “Provider:...

Samsung Galaxy Store Bug Could've Let Hackers Secretly Install Apps on Targeted Devices

A now-patched security flaw has been disclosed in the Galaxy Store app for Samsung devices that could potentially trigger remote command execution on affected phones. The vulnerability, which affects Galaxy Store version 4.5.32.4, relates to a cross-site scripting XSS bug that occurs when handlin...

EulerOS Virtualization 2.10.1 : libvirt (EulerOS-SA-2022-2073)

According to the versions of the libvirt package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - A flaw was found in libvirt while it generates SELinux MCS category pairs for VMs' dynamic labels. This flaw allows one exploited...

Malicious code in mcs-landings-api (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware 20b23cac3fb5f5541e620790a355b3d47adb67f23358096ec93068342d52bd6e Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

Malicious code in mcs-landings-blocks (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware 606f5b2317ff6cd1f2790d17da4c7d09b4e2b864a76f7f7a184e8c92fcf8ae59 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

MAL-2022-4520 Malicious code in mcs-landings-api (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware 20b23cac3fb5f5541e620790a355b3d47adb67f23358096ec93068342d52bd6e Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

Malicious code in mcs-utils (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware deb1dd53ef7a908faebaa2aff6dc6935a255e6275db06bb890d9706d2697e8d3 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

MAL-2022-4522 Malicious code in mcs-utils (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware deb1dd53ef7a908faebaa2aff6dc6935a255e6275db06bb890d9706d2697e8d3 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

Citrix Hypervisor 8.2 : MCS Catalog update deletes Target base disks.

Xenserver audit.log throwsERROR:NOTSUPPORTEDDURINGUPGRADE Mar 30 02:38:59 XXXXX xapi: 20220330T00:38:59.214Z|audit||8715 HTTP 10.1.XX.XX-:::80|VDI.setonboot R:780016cf9118|audit 'trackid=39b4363b70f699b0ab419280ab8b4fe2' 'S-1-XXXX-XX-XX-8' 'XX\\XXXXX' 'ALLOWED' 'ERROR:NOTSUPPORTEDDURINGUPGRADE :...

Ubuntu 18.04 LTS / 20.04 LTS : libvirt vulnerabilities (USN-5399-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5399-1 advisory. It was discovered that libvirt incorrectly handled certain locking operations. A local attacker could possibly use this issue to cause libvir...

CVE-2021-20238

It was found in OpenShift Container Platform 4 that ignition config, served by the Machine Config Server, can be accessed externally from clusters without authentication. The MCS endpoint port 22623 provides ignition configuration used for bootstrapping Nodes and can include some sensitive data,...

CVE-2021-20238

It was found in OpenShift Container Platform 4 that ignition config, served by the Machine Config Server, can be accessed externally from clusters without authentication. The MCS endpoint port 22623 provides ignition configuration used for bootstrapping Nodes and can include some sensitive data,...

CVE-2021-20238

It was found in OpenShift Container Platform 4 that ignition config, served by the Machine Config Server, can be accessed externally from clusters without authentication. The MCS endpoint port 22623 provides ignition configuration used for bootstrapping Nodes and can include some sensitive data,...

CVE-2021-20238

CVE-2021-20238 affects OpenShift Container Platform 4 where the ignition config served by the Machine Config Server can be accessed externally (port 22623, the MCS endpoint) without authentication. This exposes ignition data used to bootstrap nodes (e.g., registry pull secrets) in two scenarios: ...

CVE-2021-3631

A flaw was found in libvirt while it generates SELinux MCS category pairs for VMs' dynamic labels. This flaw allows one exploited guest to access files labeled for another guest, resulting in the breaking out of sVirt confinement. The highest threat from this vulnerability is to confidentiality a...

CVE-2021-3631

CVE-2021-3631 affects libvirt: flaw in SELinux MCS category pair generation for VM dynamic labels allows a guest to access files labeled for another guest, breaking sVirt confinement and impacting confidentiality/integrity. Connected advisories confirm libvirt remediation via package upgrades (no...