kernel: drm/amd/display: fix mapping to non-allocated address

An out-of-bounds array access was found in the AMD display driver in the Linux kernel. The driver allocates GPIO registers using incorrect bounds, leading to access of non-allocated memory addresses. This could cause kernel memory corruption or crashes during display initialization...

kernel: dmaengine: ptdma: check for null desc before calling pt_cmd_callback

AMD PTDMA Pass-Through DMA engine crashes the kernel when ptissuepending encounters empty descriptor queues. The function blindly invokes ptcmdcallback without verifying that a valid descriptor exists, triggering a NULL pointer dereference. This commonly surfaces during system shutdown on AMD...

AMD CPU Competitive Conditions Issue Vulnerability

AMD CPUs are a family of CPUs from Ultraviolet Semiconductor AMD. The AMD CPUs suffer from a security vulnerability that stems from a race condition in the System Management Mode SMM code that could allow an attacker to use compromised user space for exploitation, which could lead to escalation o...

AMD EPYC Input Validation Error Vulnerability

AMD EPYC is a line of x86 architecture server microprocessors from AMD, known in Chinese as "霄龙", which utilizes the Zen microarchitecture. The AMD EPYC suffers from a security vulnerability that originates from an inability to validate the AMD SMM communication buffer, which could allow an...

AMD EPYC Buffer Error Vulnerability

AMD EPYC is a line of x86 architecture server microprocessors from AMD, known in Chinese as Xiaolong, which utilizes the Zen microarchitecture. The AMD EPYC suffers from a security vulnerability that originates from the inability to validate the value in the APCB, a privileged attacker may be abl...

AMD Graphics Driver Input Validation Error Vulnerability

AMD Graphics Driver is an integrated graphics driver from UltraMicroelectronics AMD. A security vulnerability exists in AMD Graphics Driver that stems from an incorrect input validation in the AMD RadeonTM graphics card display driver could allow an attacker to corrupt the display, potentially...

PT-2023-7412 · Amd +7 · Amd Cpus +7

Name of the Vulnerable Software and Affected Versions: AMD CPUs affected versions not specified Description: The issue concerns improper or unexpected behavior of the INVD instruction in some AMD CPUs, potentially allowing an attacker with a malicious hypervisor to affect cache line write-back...

AMD EPYC Security Vulnerability

AMD EPYC is a line of x86 architecture server microprocessors from AMD, known in Chinese as "Xiao Long", utilizing the Zen microarchitecture. A security vulnerability in AMD EPYC, which stems from incorrect address validation in SNP-enabled ASPs, could allow an attacker to compromise client memor...

AMD CPU Security Vulnerability

AMD CPUs are a family of CPUs from Ultraviolet Semiconductor AMD. The AMD CPUs suffer from a security vulnerability that stems from insufficient protection in the System Management Mode SMM code could allow an attacker to achieve privilege escalation via local access...

AMD EPYC Security Vulnerability

AMD EPYC is a line of x86 architecture server microprocessors from AMD, known in Chinese as "Xiao Long", utilizing the Zen microarchitecture. A security vulnerability exists in AMD EPYC, which stems from Inadequate input validation in the ASP boot loader could allow a privileged attacker with...

AMD EPYC Security Vulnerability

AMD EPYC is an x86 architecture server microprocessor product line from AMD, known as "Xiao Long" in Chinese, utilizing the Zen microarchitecture. The AMD EPYC suffers from a security vulnerability that stems from insufficient validation of the DRAM address in the System Management Unit SMU, whic...

AMD EPYC Security Vulnerability

AMD EPYC is an x86 architecture server microprocessor product line from AMD, known as "Xiao Long" in Chinese, utilizing the Zen microarchitecture. A security vulnerability exists in AMD EPYC, which stems from a possible change in the SMM configuration when SNP is enabled, resulting in a loss of...

AMD EPYC Security Vulnerability

AMD EPYC is a line of x86 architecture server microprocessors from AMD, known in Chinese as "霄龙", which utilizes the Zen microarchitecture. A security vulnerability exists in AMD EPYC, which stems from the fact that improperly clearing sensitive data from the ASP boot loader could expose keys to ...

PT-2023-8273 · Amd +1 · Amd Snp Guest Context Page Handler +1

Name of the Vulnerable Software and Affected Versions: AMD SNP Guest Context Page Handler affected versions not specified Description: A Use-After-Free vulnerability in the management of an SNP guest context page may allow a malicious hypervisor to masquerade as the guest's migration agent,...

kernel: platform/x86/amd: pmc: Fix memory leak in amd_pmc_stb_debugfs_open_v2()

A memory leak was found in the AMD PMC driver's STB debugfs interface. When amdpmcsendcmd fails, the allocated buffer is not freed, causing memory to leak on each failed operation...

kernel: iommu/amd: Fix pci device refcount leak in ppr_notifier()

A reference counting violation was found in the Linux kernel's AMD IOMMU PPR Peripheral Page Request notification handler. When the handler looks up PCI devices using pcigetdomainbusandslot, it receives a reference-counted device pointer but never releases that reference before returning. This...

kernel: perf/x86/amd: fix potential integer overflow on shift of a int

A flaw was found in the support for AMD processors in the Linux kernel. An improper left shift of a 32-bit integer can cause an integer overflow, possibly impacting system stability and resulting in a denial of service...

amd: Return Address Predictor vulnerability leading to information disclosure

A side channel vulnerability was found in hw amd. Some AMD CPUs may allow an attacker to influence the return address prediction. This issue may result in speculative execution at an attacker-controlled instruction pointer register, potentially leading to information disclosure...

USN-6396-3 linux-azure vulnerabilities

It was discovered that some AMD x86-64 processors with SMT enabled could speculatively execute instructions using a return address from a sibling thread. A local attacker could possibly use this to expose sensitive information. CVE-2022-27672 Daniel Moghimi discovered that some IntelR Processors...

PT-2024-12473 · Amd +2 · Amd Cpus +2

Name of the Vulnerable Software and Affected Versions: AMD CPUs affected versions not specified Description: The issue affects AMD CPUs with extensions to normal x86 debugging functions, introduced in CPUs since around 2014. Recommendations: At the moment, there is no information about a newer...