Rewterz Threat Alert – Microsoft Outlook and SharePoint Web Phishing – IOCs
May 27, 2021Rewterz Threat Advisory – Multiple Google Chrome Code Execution Vulnerabilities
May 27, 2021Rewterz Threat Alert – Microsoft Outlook and SharePoint Web Phishing – IOCs
May 27, 2021Rewterz Threat Advisory – Multiple Google Chrome Code Execution Vulnerabilities
May 27, 2021Severity
High
Analysis Summary
CVE-2021-22543
Linux Kernel could allow a locally authenticated attacker to gain elevated privileges on the system, caused by improper handling of VM_IO|VM_PFNMAP vmas in KVM. By sending a specially-crafted request, an authenticated attacker could exploit this vulnerability to gain elevated privileges to start and control a VM to read/write random pages of memory.
Impact
Unauthorized Access
Affected Vendors
Linux
Affected Products
Linux Kernel
Remediation
Refer to Linux Kernel GIT Repository for the patch, upgrade, or suggested workaround information. Linux Kernel Web site