Hci Compute Node Bios Security Vulnerabilities - 2020

CVE-2020-25645

A flaw was found in the Linux kernel in versions before 5.9-rc7. Traffic between two Geneve endpoints may be unencrypted when IPsec is configured to encrypt traffic for the specific UDP port used by the GENEVE tunnel allowing anyone between the two endpoints to read the traffic unencrypted. The mai...

CVE-2020-29374

An issue was discovered in the Linux kernel before 5.7.3, related to mm/gup.c and mm/huge_memory.c. The get_user_pages (aka gup) implementation, when used for a copy-on-write page, does not properly consider the semantics of read operations and therefore can grant unintended write access, aka CID-1...

CVE-2020-29569

An issue was discovered in the Linux kernel through 5.10.1, as used with Xen through 4.14.x. The Linux kernel PV block backend expects the kernel thread handler to reset ring->xenblkd to NULL when stopped. However, the handler may not have time to run if the frontend quickly toggles between the ...

CVE-2020-8698

Improper isolation of shared resources in some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

CVE-2020-8738

Improper conditions check in Intel BIOS platform sample code for some Intel(R) Processors before may allow a privileged user to potentially enable escalation of privilege via local access.

CVE-2020-8739

Use of potentially dangerous function in Intel BIOS platform sample code for some Intel(R) Processors may allow an authenticated user to potentially enable escalation of privilege via local access.

CVE-2020-8740

Out of bounds write in Intel BIOS platform sample code for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.

CVE-2020-8764

Improper access control in BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.