Microsoft Azure Sphere kernel message ring buffer Information Disclosure Vulnerability

Summary An information disclosure vulnerability exists in the kernel message ring buffer functionality of Microsoft Azure Sphere 20.05. Unprivileged users can access the kernel message ring buffer, which can potentially leak sensitive information, such as kernel or userland memory addresses. An...

The vulnerability of the pvrdma_idx_ring_has_ function in the PVRDMA virtual network adapter emulator for hardware infrastructure in QEMU allows a hacker to induce a service failure.

The vulnerability of the pvrdmaidxringhas function in the PVRDMA virtual network adapter software and the QEMU hardware emulation environment is related to the execution of a loop with an unreachable exit condition. Exploiting this vulnerability can allow a remote attacker to cause a service...

Privilege Escalation

kernel is vulnerable to arbitrary code execution. An out-of-bounds memory access via mmio ring buffer allows an attacker to escalate privilege or crash the system...

First-Ever Russian BEC Gang, Cosmic Lynx, Uncovered

Researchers say they have discovered the first-ever reported Russian business email compromise BEC cybercriminal ring, showing that sophisticated attackers beyond the usual Nigerian scammers are setting their sights on the email-based attack vector. The BEC gang is called Cosmic Lynx, and has bee...

Kernel: KVM: OOB memory access via mmio ring buffer

An out-of-bounds access issue was found in the way Linux kernel's KVM hypervisor implements the Coalesced MMIO write operation. It operates on an MMIO ring buffer 'struct kvmcoalescedmmio' object, wherein write indices 'ring-first' and 'ring-last' value could be supplied by a host user-space...

Ring Doorbell's Police Partnerships Questioned Over Racial Bias

A U.S. congressman is asking Amazon if it plans to place a moratorium on police access to its Ring smart doorbell video footage, citing concerns around surveillance and racial bias. The inquiry comes on the heels of Amazon saying it would halt the sale of its Rekognition facial recognition platfo...

Joomla Resources Directory Users Exposed in Leaky AWS Bucket

An Amazon Web Services AWS cloud storage bucket that was left open to the public internet has exposed thousands of Joomla users’ personal information. About 2,700 individuals who signed up to use the Joomla Resources Directory JRD – a community forum for finding developers and service providers...

AMD OverDrive has an unspecified vulnerability

AMD OverDrive is a tool from AMD USA that supports the management and configuration of CPU, GPU and RAM overclocking settings. A security vulnerability in the AODDriver2.sys file in AMD OverDrive, which stems from not properly filtering the MSR registers, can be exploited by an attacker to execut...

CVE-2019-7246

An issue was discovered in atillk64.sys in AMD ATI Diagnostics Hardware Abstraction Sys/Overclocking Utility 5.11.9.0. The vulnerable driver exposes a wrmsr instruction and does not properly filter the Model Specific Register MSR. Allowing arbitrary MSR writes can lead to Ring-0 code execution an...

CVE-2019-7246

An issue was discovered in atillk64.sys in AMD ATI Diagnostics Hardware Abstraction Sys/Overclocking Utility 5.11.9.0. The vulnerable driver exposes a wrmsr instruction and does not properly filter the Model Specific Register MSR. Allowing arbitrary MSR writes can lead to Ring-0 code execution an...

CVE-2019-7247

An issue was discovered in AODDriver2.sys in AMD OverDrive. The vulnerable driver exposes a wrmsr instruction via IOCTL 0x81112ee0 and does not properly filter the Model Specific Register MSR. Allowing arbitrary MSR writes can lead to Ring-0 code execution and escalation of privileges...

Privilege escalation

An issue was discovered in AODDriver2.sys in AMD OverDrive. The vulnerable driver exposes a wrmsr instruction via IOCTL 0x81112ee0 and does not properly filter the Model Specific Register MSR. Allowing arbitrary MSR writes can lead to Ring-0 code execution and escalation of privileges...

CVE-2019-7246

An issue was discovered in atillk64.sys in AMD ATI Diagnostics Hardware Abstraction Sys/Overclocking Utility 5.11.9.0. The vulnerable driver exposes a wrmsr instruction and does not properly filter the Model Specific Register MSR. Allowing arbitrary MSR writes can lead to Ring-0 code execution an...

CVE-2019-7246

The CVE-2019-7246 entry concerns the AMD ATI Diagnostics Hardware Abstraction Sys/Overclocking Utility driver atillk64.sys (version 5.11.9.0). The vulnerability arises from improper filtering of Model Specific Registers (MSR) and exposure of a wrmsr instruction, allowing arbitrary MSR writes that...

CVE-2019-7247

CVE-2019-7247 affects AMD OverDrive’s AODDriver2.sys. The driver exposes wrmsr via IOCTL 0x81112ee0 and fails to properly filter MSRs, enabling arbitrary MSR writes that can lead to Ring-0 code execution and privilege escalation. Documents from Red Hat and other sources corroborate the same flaw....

CVE-2019-7246: Undefined Security Weakness

An issue was discovered in atillk64.sys in AMD ATI Diagnostics Hardware Abstraction Sys/Overclocking Utility 5.11.9.0. The vulnerable driver exposes a wrmsr instruction and does not properly filter the Model Specific Register MSR. Allowing arbitrary MSR writes can lead to Ring-0 code execution an...

CVE-2019-7247: Undefined Security Weakness

An issue was discovered in AODDriver2.sys in AMD OverDrive. The vulnerable driver exposes a wrmsr instruction via IOCTL 0x81112ee0 and does not properly filter the Model Specific Register MSR. Allowing arbitrary MSR writes can lead to Ring-0 code execution and escalation of privileges...

U.S. Secret Service: “Massive Fraud” Against State Unemployment Insurance Programs

A well-organized Nigerian crime ring is exploiting the COVID-19 crisis by committing large-scale fraud against multiple state unemployment insurance programs, with potential losses in the hundreds of millions of dollars, according to a new alert issued by the U.S. Secret Service. A memo seen by...

Microsoft Adds DNS-Over-HTTPS Support for Windows 10 Insiders

Microsoft has announced the first testable version of DNS-Over-HTTPS DoH support, available for its Windows 10 operating system. Support for the DoH protocol, which Microsoft first announced in November, is available in the Windows 10 Insider Preview Build 19628. This is accessible for members of...

kernel: Two memory leaks in the mwifiex_pcie_init_evt_ring() function in drivers/net/wireless/marvell/mwifiex/pcie.c allows for a DoS

Two memory leak flaws were found in the Linux kernel's mwifiexpcieinitevtring function. A local attacker, able to reload the kernel module or hotplug Marvell WiFi hardware using this driver, can cause a denial of service memory consumption by triggering mwifiexmappcimemory failures...