7673 matches found
Fedora 32 : xen (2020-e3d619cc32)
x86: Race condition in Xen mapping code XSA-345 undue deferral of IOMMU TLB flushes XSA-346 unsafe AMD IOMMU page table updates XSA-347 Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website. Tenable has attempted to...
SUSE-SU-2020:3049-1 Security update for xen
This update for xen fixes the following issues: - bsc1177409 - VUL-0: CVE-2020-27673: xen: x86 PV guest INVLPG-like flushes may leave stale TLB entries XSA-286 - bsc1177412 - VUL-0: CVE-2020-27672: xen: Race condition in Xen mapping code XSA-345 - bsc1177413 - VUL-0: CVE-2020-27671: xen: undue...
CVE-2020-27670
A flaw was found in Xen in the AMD IOMMU page table updates. This flaw allows a malicious guest to cause a denial of service, host data corruption, or potential privilege escalation. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability...
CVE-2020-27670
An issue was discovered in Xen through 4.14.x allowing x86 guest OS users to cause a denial of service data corruption, cause a data leak, or possibly gain privileges because an AMD IOMMU page-table entry can be half-updated...
CVE-2020-27670
An issue was discovered in Xen through 4.14.x allowing x86 guest OS users to cause a denial of service data corruption, cause a data leak, or possibly gain privileges because an AMD IOMMU page-table entry can be half-updated...
DEBIAN-CVE-2020-27670
An issue was discovered in Xen through 4.14.x allowing x86 guest OS users to cause a denial of service data corruption, cause a data leak, or possibly gain privileges because an AMD IOMMU page-table entry can be half-updated...
Design/Logic Flaw
An issue was discovered in Xen through 4.14.x allowing x86 guest OS users to cause a denial of service data corruption, cause a data leak, or possibly gain privileges because an AMD IOMMU page-table entry can be half-updated...
CVE-2020-27670
An issue was discovered in Xen through 4.14.x allowing x86 guest OS users to cause a denial of service data corruption, cause a data leak, or possibly gain privileges because an AMD IOMMU page-table entry can be half-updated...
CVE-2020-27670
An issue was discovered in Xen through 4.14.x allowing x86 guest OS users to cause a denial of service data corruption, cause a data leak, or possibly gain privileges because an AMD IOMMU page-table entry can be half-updated...
CVE-2020-27670
An issue was discovered in Xen through 4.14.x allowing x86 guest OS users to cause a denial of service data corruption, cause a data leak, or possibly gain privileges because an AMD IOMMU page-table entry can be half-updated...
unsafe AMD IOMMU page table updates
ISSUE DESCRIPTION AMD IOMMU page table entries are updated in a step by step manner, without regard to them being potentially in use by the IOMMU. Therefore it was possible that the IOMMU would read and then use a half-updated entry. Furthermore, updates to Device Table entries lacked suitable...
CVE-2020-12933
A denial of service vulnerability exists in the D3DKMTEscape handler functionality of AMD ATIKMDAG.SYS e.g. version 26.20.15029.27017. A specially crafted D3DKMTEscape API request can cause an out-of-bounds read in Windows OS kernel memory area. This vulnerability can be triggered from a...
CVE-2020-12911
A denial of service vulnerability exists in the D3DKMTCreateAllocation handler functionality of AMD ATIKMDAG.SYS e.g. version 26.20.15029.27017. A specially crafted D3DKMTCreateAllocation API request can cause an out-of-bounds read and denial of service BSOD. This vulnerability can be triggered...
CVE-2020-12911
A denial of service vulnerability exists in the D3DKMTCreateAllocation handler functionality of AMD ATIKMDAG.SYS e.g. version 26.20.15029.27017. A specially crafted D3DKMTCreateAllocation API request can cause an out-of-bounds read and denial of service BSOD. This vulnerability can be triggered...
CVE-2020-12928
A vulnerability in a dynamically loaded AMD driver in AMD Ryzen Master V15 may allow any authenticated user to escalate privileges to NT authority system...
Design/Logic Flaw
A vulnerability in a dynamically loaded AMD driver in AMD Ryzen Master V15 may allow any authenticated user to escalate privileges to NT authority system...
Out-of-bounds
A denial of service vulnerability exists in the D3DKMTEscape handler functionality of AMD ATIKMDAG.SYS e.g. version 26.20.15029.27017. A specially crafted D3DKMTEscape API request can cause an out-of-bounds read in Windows OS kernel memory area. This vulnerability can be triggered from a...
Out-of-bounds
A denial of service vulnerability exists in the D3DKMTCreateAllocation handler functionality of AMD ATIKMDAG.SYS e.g. version 26.20.15029.27017. A specially crafted D3DKMTCreateAllocation API request can cause an out-of-bounds read and denial of service BSOD. This vulnerability can be triggered...
CVE-2020-12911
CVE-2020-12911 affects AMD ATIKMDAG.SYS D3DKMTCreateAllocation; a malformed D3DKMTCreateAllocation request can trigger an out-of-bounds read leading to a denial of service (BSOD). Vulnerable in AMD driver version 26.20.15029.27017; exploitation possible from non-privilege level. Talos confirms af...
CVE-2020-12928
The CVE-2020-12928 entry describes a privilege-escalation flaw in a dynamically loaded AMD driver within AMD Ryzen Master V15 that could allow any authenticated user to escalate to NT authority system. Related Red Hat and HP advisories reference the same vulnerability. Public technical specifics ...