cloud-init through 25.1.2 includes the systemd socket unit cloud-init-hotplugd.socket with default SocketMode that grants 0666 permissions, making it world-writable. This is used for the "/run/cloud-init/hook-hotplug-cmd" FIFO. An unprivileged user could trigger hotplug-hook commands.

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hwpoison, memory_hotplug: lock folio before unmap hwpoisoned folio

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SUSE CVE-2024-11584

cloud-init through 25.1.2 includes the systemd socket unit cloud-init-hotplugd.socket with default SocketMode that grants 0666 permissions, making it world-writable. This is used for the "/run/cloud-init/hook-hotplug-cmd" FIFO. An unprivileged user could trigger hotplug-hook commands...

AZL-64337 CVE-2024-11584 affecting package cloud-init for versions less than 24.3.1-2

cloud-init through 25.1.2 includes the systemd socket unit cloud-init-hotplugd.socket with default SocketMode that grants 0666 permissions, making it world-writable. This is used for the "/run/cloud-init/hook-hotplug-cmd" FIFO. An unprivileged user could trigger hotplug-hook commands...

AZL-64371 CVE-2024-11584 affecting package cloud-init for versions less than 23.3-7

cloud-init through 25.1.2 includes the systemd socket unit cloud-init-hotplugd.socket with default SocketMode that grants 0666 permissions, making it world-writable. This is used for the "/run/cloud-init/hook-hotplug-cmd" FIFO. An unprivileged user could trigger hotplug-hook commands...

DEBIAN-CVE-2024-11584

cloud-init through 25.1.2 includes the systemd socket unit cloud-init-hotplugd.socket with default SocketMode that grants 0666 permissions, making it world-writable. This is used for the "/run/cloud-init/hook-hotplug-cmd" FIFO. An unprivileged user could trigger hotplug-hook commands...

CVE-2024-11584

cloud-init through 25.1.2 includes the systemd socket unit cloud-init-hotplugd.socket with default SocketMode that grants 0666 permissions, making it world-writable. This is used for the "/run/cloud-init/hook-hotplug-cmd" FIFO. An unprivileged user could trigger hotplug-hook commands...

CVE-2024-11584

cloud-init through 25.1.2 includes the systemd socket unit cloud-init-hotplugd.socket with default SocketMode that grants 0666 permissions, making it world-writable. This is used for the "/run/cloud-init/hook-hotplug-cmd" FIFO. An unprivileged user could trigger hotplug-hook commands...

CVE-2024-11584

cloud-init through 25.1.2 includes the systemd socket unit cloud-init-hotplugd.socket with default SocketMode that grants 0666 permissions, making it world-writable. This is used for the "/run/cloud-init/hook-hotplug-cmd" FIFO. An unprivileged user could trigger hotplug-hook commands...

CVE-2024-11584: Incorrect Permission Assignment for Critical Resource

cloud-init through 25.1.2 includes the systemd socket unit cloud-init-hotplugd.socket with default SocketMode that grants 0666 permissions, making it world-writable. This is used for the "/run/cloud-init/hook-hotplug-cmd" FIFO. An unprivileged user could trigger hotplug-hook commands...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: PCI: pciehp: Avoid unnecessary device replacement checks The hot removal of nested PCI hotplug ports involves a long-standing race condition that can lead to a deadlock. A parent hotplug port acquires pcilockrescanremove, then...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fixed suspicious RCU usage The commit “iommu/vt-d: Allocate DMAR fault interrupts locally” moved the call to enabledrhdfaulthandling to a code path that does not hold any lock while traversing the drhd list. This issu...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: timers/migration: Fixed an issue where a “off-by-one” root connection error occurred. Before attaching a new root to the old root, the number of children in the new root was checked to ensure that only the top-level groups of the...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: mm: zswap: properly synchronize freeing resources during CPU hotunplug In zswapcompress and zswapdecompress, the per-CPU acompctx of the current CPU at the beginning of the operation is retrieved and used throughout. However, sin...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: hwpoison, memoryhotplug: lock folio before unmap hwpoisoned folio Commit b15c87263a69 “hwpoison, memoryhotplug: allow hwpoisoned pages to be offline” adds page poisoning checks in domigraterange, in order to make offline hwpoison...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: hrtimers: Properly handle CPU state during hotplug events. Consider a scenario where a CPU transitions from CPUHPONLINE to CPUHPHRTIMERSPREPARE after being hot-unplugged, and then back to CPUHPONLINE. Since the...

PT-2025-26948

Name of the Vulnerable Software and Affected Versions: cloud-init versions through 25.1.2 Description: The issue concerns the systemd socket unit cloud-init-hotplugd.socket in cloud-init, which has a default SocketMode that grants 0666 permissions, making it world-writable. This affects the...

kernel: blk-mq: setup queue ->tag_set before initializing hctx

In the Linux kernel, the following vulnerability has been resolved: blk-mq: setup queue -tagset before initializing hctx Commit 7b815817aa58 "blk-mq: add helper for checking if one CPU is mapped to specified hctx" needs to check queue mapping via tag set in hctx's cpuhp handler. However, q-tagset...

kernel: x86/hyperv: fix kexec crash due to VP assist page corruption

in cpuhpsetupstate a requisite condition of "hypervinitcpuhp 0" for the hyperv case will never be true, and then hvcpudie won't be called on all CPUs and the VP assist page will not be reset. This leads to corruption of the previous VP assist page and ultimately panic if the kexec kernel is using...

kernel: pci/hotplug/pnv_php: Fix hotplug driver crash on Powernv

A flaw was found in the Linux kernel's Powernv hotplug driver. This vulnerability allows a local attacker to trigger a system crash by attempting to remove or disable a PCIe device from the system. The issue arises from the driver trying to access a memory location that has already been cleared,...