DEBIAN-CVE-2024-46838

In the Linux kernel, the following vulnerability has been resolved: userfaultfd: don't BUGON if khugepaged yanks our page table Since khugepaged was changed to allow retracting page tables in file mappings without holding the mmap lock, these BUGONs are wrong - get rid of them. We could also remo...

UBUNTU-CVE-2024-46822

In the Linux kernel, the following vulnerability has been resolved: arm64: acpi: Harden getcpuforacpiid against missing CPU entry In a review discussion of the changes to support vCPU hotplug where a check was added on the GICC being enabled if was online, it was noted that there is need to map...

CVE-2024-31145

Certain PCI devices in a system might be assigned Reserved Memory Regions specified via Reserved Memory Region Reporting, "RMRR" for Intel VT-d or Unity Mapping ranges for AMD-Vi. These are typically used for platform tasks such as legacy USB emulation. Since the precise purpose of these regions ...

DEBIAN-CVE-2024-31145

Certain PCI devices in a system might be assigned Reserved Memory Regions specified via Reserved Memory Region Reporting, "RMRR" for Intel VT-d or Unity Mapping ranges for AMD-Vi. These are typically used for platform tasks such as legacy USB emulation. Since the precise purpose of these regions ...

UBUNTU-CVE-2024-31145

Certain PCI devices in a system might be assigned Reserved Memory Regions specified via Reserved Memory Region Reporting, "RMRR" for Intel VT-d or Unity Mapping ranges for AMD-Vi. These are typically used for platform tasks such as legacy USB emulation. Since the precise purpose of these regions ...

CVE-2024-31145 error handling in x86 IOMMU identity mapping

Certain PCI devices in a system might be assigned Reserved Memory Regions specified via Reserved Memory Region Reporting, "RMRR" for Intel VT-d or Unity Mapping ranges for AMD-Vi. These are typically used for platform tasks such as legacy USB emulation. Since the precise purpose of these regions ...

CVE-2024-31145

CVE-2024-31145 is confirmed in connected advisories as a Xen/Xen-related vulnerability affecting the x86 IOMMU identity mapping for PCI devices using Reserved Memory Regions (RMRR) or similar mappings. The flaw allows a guest VM to retain access to memory regions that should be removed, enabling ...

CVE-2024-31145 error handling in x86 IOMMU identity mapping

Certain PCI devices in a system might be assigned Reserved Memory Regions specified via Reserved Memory Region Reporting, "RMRR" for Intel VT-d or Unity Mapping ranges for AMD-Vi. These are typically used for platform tasks such as legacy USB emulation. Since the precise purpose of these regions ...

Ubuntu 20.04 LTS : Linux kernel vulnerabilities (USN-7009-2)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7009-2 advisory. Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to caus...

SUSE-SU-2024:3423-1 Security update for xen

This update for xen fixes the following issues: - CVE-2024-2201: Mitigation for Native Branch History Injection XSA-456, bsc1222453 - CVE-2024-31143: Fixed double unlock in x86 guest IRQ handling XSA-458, bsc1227355 - CVE-2024-31145: Fixed error handling in x86 IOMMU identity mapping XSA-460,...

kernel: drm/radeon: fix UBSAN warning in kv_dpm.c

A vulnerability was found in the Linux kernel's DRM/Radeon driver, specifically in the sumovidmappingentry within the kvdpm.c file. Insufficient bounds checking can lead to memory corruption...

kernel: powerpc/fixmap: Fix VM debug warning on unmap

In the Linux kernel, the following vulnerability has been resolved: powerpc/fixmap: Fix VM debug warning on unmap Unmapping a fixmap entry is done by calling setfixmap with FIXMAPPAGECLEAR as flags. Today, powerpc setfixmap calls mapkernelpage. mapkernelpage is not happy when called a second time...

kernel: drm/radeon: fix UBSAN warning in kv_dpm.c

A vulnerability was found in the Linux kernel's DRM/Radeon driver, specifically in the sumovidmappingentry within the kvdpm.c file. Insufficient bounds checking can lead to memory corruption...

The vulnerability of the x86 IOMMU Identity Mapping component in the cross-platform hypervisor Xen allows a attacker to influence the confidentiality, integrity, and accessibility of the system.

The vulnerability of the x86 IOMMU Identity Mapping component in the cross-platform hypervisor Xen is related to the execution of operations outside the buffer in memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of the...

Ubuntu 20.04 LTS / 22.04 LTS : Linux kernel vulnerabilities (USN-7007-3)

The remote Ubuntu 20.04 LTS / 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7007-3 advisory. Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use...

Ubuntu 20.04 LTS : Linux kernel vulnerabilities (USN-7007-2)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7007-2 advisory. Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to caus...

Ubuntu 22.04 LTS : Linux kernel vulnerabilities (USN-7029-1)

"The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7029-1 advisory. Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to cau...

Ubuntu 24.04 LTS : Linux kernel vulnerabilities (USN-6999-2)

The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6999-2 advisory. Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to caus...

golang: net/netip: Unexpected behavior from Is methods for IPv4-mapped IPv6 addresses

A flaw was found in the Go language standard library net/netip. The method Is IsPrivate, IsPublic, etc doesn't behave properly when working with IPv6 mapped to IPv4 addresses. The unexpected behavior can lead to integrity and confidentiality issues, specifically when these methods are used to...

CVE-2024-46718

In the Linux kernel, the following vulnerability has been resolved: drm/xe: Don't overmap identity VRAM mapping Overmapping the identity VRAM mapping is triggering hardware bugs on certain platforms. Use 2M pages for the last unaligned to 1G VRAM chunk. v2: - Always use 2M pages for last chunk Fe...