PT-2025-43034

Name of the Vulnerable Software and Affected Versions xen affected versions not specified Description Certain hypercalls within xen can be specified in a manner that presents a security concern. The description does not provide details about the nature of the issue or any specific technical detai...

CVE-2024-45819

PVH guests have their ACPI tables constructed by the toolstack. The construction involves building the tables in local memory, which are then copied into guest memory. While actually used parts of the local memory are filled in correctly, excess space that is being allocated is left with its prio...

CVE-2024-45819

PVH guests have their ACPI tables constructed by the toolstack. The construction involves building the tables in local memory, which are then copied into guest memory. While actually used parts of the local memory are filled in correctly, excess space that is being allocated is left with its prio...

DEBIAN-CVE-2024-45819

PVH guests have their ACPI tables constructed by the toolstack. The construction involves building the tables in local memory, which are then copied into guest memory. While actually used parts of the local memory are filled in correctly, excess space that is being allocated is left with its prio...

CVE-2024-45819 libxl leaks data to PVH guests via ACPI tables

PVH guests have their ACPI tables constructed by the toolstack. The construction involves building the tables in local memory, which are then copied into guest memory. While actually used parts of the local memory are filled in correctly, excess space that is being allocated is left with its prio...

CVE-2024-45819

CVE-2024-45819 affects Xen libxl: PVH guests have their ACPI tables constructed by the Xen toolstack in local memory and then copied to guest memory. The vulnerability arises because, although the actually used portions of local memory are populated correctly, any excess allocated space is left w...

CVE-2024-45819 libxl leaks data to PVH guests via ACPI tables

PVH guests have their ACPI tables constructed by the toolstack. The construction involves building the tables in local memory, which are then copied into guest memory. While actually used parts of the local memory are filled in correctly, excess space that is being allocated is left with its prio...

CVE-2024-45819

PVH guests have their ACPI tables constructed by the toolstack. The construction involves building the tables in local memory, which are then copied into guest memory. While actually used parts of the local memory are filled in correctly, excess space that is being allocated is left with its prio...

Xen hypercall page unsafe against speculative attacks

ISSUE DESCRIPTION Xen guests need to use different processor instructions to make explicit calls into the Xen hypervisor depending on guest type and/or CPU vendor. In order to hide those differences, the hypervisor can fill a hypercall page with the needed instruction sequences, allowing the gues...

SUSE-SU-2024:4116-1 Security update for xen

This update for xen fixes the following issues: - CVE-2024-45818: Fixed deadlock in x86 HVM standard VGA handling XSA-463 bsc1232622. - CVE-2024-45819: Fixed libxl data leaks to PVH guests via ACPI tables XSA-464 bsc1232624. Bug fixes: - Remove usage of net-tools-deprecated from supportconfig...

SUSE CVE-2024-45819

PVH guests have their ACPI tables constructed by the toolstack. The construction involves building the tables in local memory, which are then copied into guest memory. While actually used parts of the local memory are filled in correctly, excess space that is being allocated is left with its prio...

SUSE-SU-2024:3979-1 Security update for xen

This update for xen fixes the following issues: Security issues fixed: - CVE-2024-45818: xen: Deadlock in x86 HVM standard VGA handling bsc1232622 - CVE-2024-45819: xen: libxl leaks data to PVH guests via ACPI tables bsc1232624 Non-security issue fixed: - Xen host hung at boot up with repeated 'X...

Security update for xen

This update for xen fixes the following issues: CVE-2024-45818: Fixed deadlock in x86 HVM standard VGA handling XSA-463 bsc1232622. CVE-2024-45819: Fixed libxl data leaks to PVH guests via ACPI tables XSA-464 bsc1232624. Bug fixes: Remove usage of net-tools-deprecated from supportconfig plugin...

SUSE-SU-2024:3977-1 Security update for xen

This update for xen fixes the following issues: - CVE-2024-45818: Fixed deadlock in x86 HVM standard VGA handling XSA-463 bsc1232622. - CVE-2024-45819: Fixed libxl data leaks to PVH guests via ACPI tables XSA-464 bsc1232624. Bug fixes: - Remove usage of net-tools-deprecated from supportconfig...

libxl leaks data to PVH guests via ACPI tables

ISSUE DESCRIPTION PVH guests have their ACPI tables constructed by the toolstack. The construction involves building the tables in local memory, which are then copied into guest memory. While actually used parts of the local memory are filled in correctly, excess space that is being allocated is...

PT-2024-10468

Name of the Vulnerable Software and Affected Versions Xen hypervisor versions prior to 4.7 Description The issue is related to the hypervisor's code for accelerating VGA memory accesses for HVM guests in "standard" mode. The locking mechanism involved has an unusual discipline, which can lead to ...

libguestfs bug fix and enhancement update

An update is available for libguestfs. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The libguestfs packages contain a library used for accessing and modifying...

CVE-2024-43813

CVE-2024-43813 affects Mattermost Server: versions 9.5.x up to 9.5.7 and 9.10.x up to 9.10.0 do not enforce proper access controls, allowing any authenticated user (including guests) to mark any channel inside any team as read for any user. Root cause: improper access control in read-marking func...

UBUNTU-CVE-2022-48943

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: make apf token non-zero to fix bug In current async pagefault logic, when a page is ready, KVM relies on kvmarchcandequeueasyncpagepresent to determine whether to deliver a READY event to the Guest. This function te...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: iouring: drop any code related to SCMRIGHTS CVE-2023-52656 Integer Overflow or Wraparound vulnerability in Linux kernel on x86 and ARM md, raid, raid5 modules allows Forced Integer Overflow. CVE-2024-23307 A...