CVE-2024-36913 Drivers: hv: vmbus: Leak pages if set_memory_encrypted() fails

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Leak pages if setmemoryencrypted fails In CoCo VMs it is possible for the untrusted host to cause setmemoryencrypted or setmemorydecrypted to fail such that an error is returned and the resulting memory is...

CVE-2024-36912 Drivers: hv: vmbus: Track decrypted status in vmbus_gpadl

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Track decrypted status in vmbusgpadl In CoCo VMs it is possible for the untrusted host to cause setmemoryencrypted or setmemorydecrypted to fail such that an error is returned and the resulting memory is share...

CVE-2024-36911

CVE-2024-36911 affects the Linux kernel hv_netvsc (Hyper-V host/guest networking). The root cause is that in CoCo VMs, a failure of set_memory_encrypted() or set_memory_decrypted() could cause memory to be shared and not properly freed. The netvsc driver could frees decrypted/shared pages if set_...

CVE-2024-36911 hv_netvsc: Don't free decrypted memory

In the Linux kernel, the following vulnerability has been resolved: hvnetvsc: Don't free decrypted memory In CoCo VMs it is possible for the untrusted host to cause setmemoryencrypted or setmemorydecrypted to fail such that an error is returned and the resulting memory is shared. Callers need to...

CVE-2024-36911 hv_netvsc: Don't free decrypted memory

In the Linux kernel, the following vulnerability has been resolved: hvnetvsc: Don't free decrypted memory In CoCo VMs it is possible for the untrusted host to cause setmemoryencrypted or setmemorydecrypted to fail such that an error is returned and the resulting memory is shared. Callers need to...

CVE-2024-36909

CVE-2024-36909 : In the Linux kernel, Drivers: hv: vmbus: Don’t free ring buffers that couldn’t be re-encrypted. In CoCo VMs, an untrusted host can cause set_memory_encrypted()/set_memory_decrypted() to fail, leading to decrypted/shared memory being returned to the page allocator. The VMBus ring ...

CVE-2024-36910 uio_hv_generic: Don't free decrypted memory

In the Linux kernel, the following vulnerability has been resolved: uiohvgeneric: Don't free decrypted memory In CoCo VMs it is possible for the untrusted host to cause setmemoryencrypted or setmemorydecrypted to fail such that an error is returned and the resulting memory is shared. Callers need...

CVE-2024-36909 Drivers: hv: vmbus: Don't free ring buffers that couldn't be re-encrypted

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Don't free ring buffers that couldn't be re-encrypted In CoCo VMs it is possible for the untrusted host to cause setmemoryencrypted or setmemorydecrypted to fail such that an error is returned and the resultin...

CVE-2024-36909 Drivers: hv: vmbus: Don't free ring buffers that couldn't be re-encrypted

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Don't free ring buffers that couldn't be re-encrypted In CoCo VMs it is possible for the untrusted host to cause setmemoryencrypted or setmemorydecrypted to fail such that an error is returned and the resultin...

CVE-2024-36910 uio_hv_generic: Don't free decrypted memory

In the Linux kernel, the following vulnerability has been resolved: uiohvgeneric: Don't free decrypted memory In CoCo VMs it is possible for the untrusted host to cause setmemoryencrypted or setmemorydecrypted to fail such that an error is returned and the resulting memory is shared. Callers need...

CVE-2024-36910 uio_hv_generic: Don't free decrypted memory

In the Linux kernel, the following vulnerability has been resolved: uiohvgeneric: Don't free decrypted memory In CoCo VMs it is possible for the untrusted host to cause setmemoryencrypted or setmemorydecrypted to fail such that an error is returned and the resulting memory is shared. Callers need...

CVE-2024-36909 Drivers: hv: vmbus: Don't free ring buffers that couldn't be re-encrypted

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Don't free ring buffers that couldn't be re-encrypted In CoCo VMs it is possible for the untrusted host to cause setmemoryencrypted or setmemorydecrypted to fail such that an error is returned and the resultin...

SUSE CVE-2024-35875

In the Linux kernel, the following vulnerability has been resolved: x86/coco: Require seeding RNG with RDRAND on CoCo systems There are few uses of CoCo that don't rely on working cryptography and hence a working RNG. Unfortunately, the CoCo threat model means that the VM host cannot be trusted a...

CVE-2024-35875

CVE-2024-35875 addresses a security concern in the Linux kernel's handling of confidential computing CoCo environments. In these setups, the virtual machine VM host is untrusted and may attempt to compromise guest VMs. A critical component for maintaining security in such environments is a reliab...

DEBIAN-CVE-2024-35875

In the Linux kernel, the following vulnerability has been resolved: x86/coco: Require seeding RNG with RDRAND on CoCo systems There are few uses of CoCo that don't rely on working cryptography and hence a working RNG. Unfortunately, the CoCo threat model means that the VM host cannot be trusted a...

CVE-2024-35875

In the Linux kernel, the following vulnerability has been resolved: x86/coco: Require seeding RNG with RDRAND on CoCo systems There are few uses of CoCo that don't rely on working cryptography and hence a working RNG. Unfortunately, the CoCo threat model means that the VM host cannot be trusted a...

CVE-2024-35875

In the Linux kernel, the following vulnerability has been resolved: x86/coco: Require seeding RNG with RDRAND on CoCo systems There are few uses of CoCo that don't rely on working cryptography and hence a working RNG. Unfortunately, the CoCo threat model means that the VM host cannot be trusted a...

UBUNTU-CVE-2024-35875

In the Linux kernel, the following vulnerability has been resolved: x86/coco: Require seeding RNG with RDRAND on CoCo systems There are few uses of CoCo that don't rely on working cryptography and hence a working RNG. Unfortunately, the CoCo threat model means that the VM host cannot be trusted a...

CVE-2024-35875 x86/coco: Require seeding RNG with RDRAND on CoCo systems

In the Linux kernel, the following vulnerability has been resolved: x86/coco: Require seeding RNG with RDRAND on CoCo systems There are few uses of CoCo that don't rely on working cryptography and hence a working RNG. Unfortunately, the CoCo threat model means that the VM host cannot be trusted a...

CVE-2024-35875 x86/coco: Require seeding RNG with RDRAND on CoCo systems

In the Linux kernel, the following vulnerability has been resolved: x86/coco: Require seeding RNG with RDRAND on CoCo systems There are few uses of CoCo that don't rely on working cryptography and hence a working RNG. Unfortunately, the CoCo threat model means that the VM host cannot be trusted a...