Design/Logic Flaw

An issue was discovered in Xen through 4.12.x allowing x86 AMD HVM guest OS users to cause a denial of service or possibly gain privileges by triggering data-structure access during pagetable-height updates. When running on AMD systems with an IOMMU, Xen attempted to dynamically adapt the number ...

CVE-2019-19577

An issue was discovered in Xen through 4.12.x allowing x86 AMD HVM guest OS users to cause a denial of service or possibly gain privileges by triggering data-structure access during pagetable-height updates. When running on AMD systems with an IOMMU, Xen attempted to dynamically adapt the number ...

CVE-2019-19577

An issue was discovered in Xen through 4.12.x allowing x86 AMD HVM guest OS users to cause a denial of service or possibly gain privileges by triggering data-structure access during pagetable-height updates. When running on AMD systems with an IOMMU, Xen attempted to dynamically adapt the number ...

CVE-2019-19577

An issue was discovered in Xen through 4.12.x allowing x86 AMD HVM guest OS users to cause a denial of service or possibly gain privileges by triggering data-structure access during pagetable-height updates. When running on AMD systems with an IOMMU, Xen attempted to dynamically adapt the number ...

CVE-2019-19577

CVE-2019-19577 describes a race in Xen when running on AMD CPUs with an IOMMU. The code path dynamically adapts pagetables height for the IOMMU to guest address space size and updates the height without proper locking, allowing a malicious HVM guest administrator to trigger data-structure access ...

CVE-2019-19583

An issue was discovered in Xen through 4.12.x allowing x86 HVM/PVH guest OS users to cause a denial of service guest OS crash because VMX VMEntry checks mishandle a certain case. Please see XSA-260 for background on the MovSS shadow. Please see XSA-156 for background on the need for DB...

CVE-2019-19577

An issue was discovered in Xen through 4.12.x allowing x86 AMD HVM guest OS users to cause a denial of service or possibly gain privileges by triggering data-structure access during pagetable-height updates. When running on AMD systems with an IOMMU, Xen attempted to dynamically adapt the number ...

Bugs in dynamic height handling for AMD IOMMU pagetables

ISSUE DESCRIPTION When running on AMD systems with an IOMMU, Xen attempted to dynamically adapt the number of levels of pagetables the pagetable height in the IOMMU according to the guest's address space size. The code to select and update the height had several bugs. Notably, the update was done...

CVE-2019-19577: Missing Release of Memory after Effective Lifetime

An issue was discovered in Xen through 4.12.x allowing x86 AMD HVM guest OS users to cause a denial of service or possibly gain privileges by triggering data-structure access during pagetable-height updates. When running on AMD systems with an IOMMU, Xen attempted to dynamically adapt the number ...

CVE-2019-5098

An exploitable out-of-bounds read vulnerability exists in AMD ATIDXX64.DLL driver, version 26.20.13001.29010. A specially crafted pixel shader can cause out-of-bounds memory read. An attacker can provide a specially crafted shader file to trigger this vulnerability. This vulnerability can be...

CVE-2019-5098

An exploitable out-of-bounds read vulnerability exists in AMD ATIDXX64.DLL driver, version 26.20.13001.29010. A specially crafted pixel shader can cause out-of-bounds memory read. An attacker can provide a specially crafted shader file to trigger this vulnerability. This vulnerability can be...

Out-of-bounds

An exploitable out-of-bounds read vulnerability exists in AMD ATIDXX64.DLL driver, version 26.20.13001.29010. A specially crafted pixel shader can cause out-of-bounds memory read. An attacker can provide a specially crafted shader file to trigger this vulnerability. This vulnerability can be...

CVE-2019-5098

CVE-2019-5098 is an exploitable out-of-bounds read in the AMD ATI Radeon ATIDXX64.DLL shader path (version 26.20.13001.29010). A malformed pixel shader within a VMware guest can trigger an out-of-bounds memory read, potentially impacting the VM host process (vmware-vmx.exe). Technical details fro...

CVE-2019-5098

An exploitable out-of-bounds read vulnerability exists in AMD ATIDXX64.DLL driver, version 26.20.13001.29010. A specially crafted pixel shader can cause out-of-bounds memory read. An attacker can provide a specially crafted shader file to trigger this vulnerability. This vulnerability can be...

UBUNTU-CVE-2019-19602

fpregsstatevalid in arch/x86/include/asm/fpu/internal.h in the Linux kernel before 5.4.2, when GCC 9 is used, allows context-dependent attackers to cause a denial of service memory corruption or possibly have unspecified other impact because of incorrect fpufpregsownerctx caching, as demonstrated...

Vulnerability Spotlight: AMD ATI Radeon ATIDXX64.DLL shader functionality sincos denial-of-service vulnerability

Piotr Bania of Cisco Talos discovered this vulnerability. Blog by Jon Munshaw. Cisco Talos recently discovered a denial-of-service vulnerability in a specific dll inside of the AMD ATI Radeon line of video cards. This vulnerability can be triggered by supplying a malformed pixel shader inside a...

AMD ATI Radeon ATIDXX64.DLL shader functionality sincos denial-of-service vulnerability

Summary An exploitable out-of-bounds read vulnerability exists in AMD ATIDXX64.DLL driver, version 26.20.13001.29010. A specially crafted pixel shader can cause out-of-bounds memory read. An attacker can provide a specially crafted shader file to trigger this vulnerability. This vulnerability can...

AMD 'ATIDXX64.DLL' Driver CVE-2019-5098 Denial of Service Vulnerability

Description An AMD ATI driver is prone to denial-of-service vulnerability. An attacker can exploit this issue to cause a denial-of-service condition. Due to the nature of this issue, code execution may be possible but this has not been confirmed. Technologies Affected AMD ATI Radeon AMD ATI Radeo...

CVE-2019-5098: Out-of-bounds Read

An exploitable out-of-bounds read vulnerability exists in AMD ATIDXX64.DLL driver, version 26.20.13001.29010. A specially crafted pixel shader can cause out-of-bounds memory read. An attacker can provide a specially crafted shader file to trigger this vulnerability. This vulnerability can be...

USN-4208-1: Linux kernel vulnerabilities

Jann Horn discovered that the OverlayFS and ShiftFS Drivers in the Linux kernel did not properly handle reference counting during memory mapping operations when used in conjunction with AUFS. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary...