qemu-kvm security and bug fix update

7.2.0-14.el92.5 - rhel guest failed boot with multi disks on error Failed to start udev Wait for Complete Device Initialization - CVE-2023-3354 QEMU: VNC: improper I/O watch removal in TLS handshake can lead to remote unauthenticated denial of service - hotplug/hotunplug mlx vdpa device to the...

ALSA-2023:5094 Important: qemu-kvm security and bug fix update

Kernel-based Virtual Machine KVM is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm packages provide the user-space component for running virtual machines that use KVM. Security Fixes: QEMU: VNC: improper I/O watch removal in TLS handshake can lead to remote...

kernel: scsi: qla2xxx: Fix crash when I/O abort times out

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix crash when I/O abort times out While performing CPU hotplug, a crash with the following stack was seen: Call Trace: qla24xxprocessresponsequeue+0x42a/0x970 qla2xxx qla2x00startnvmemq+0x3a2/0x4b0 qla2xxx...

kernel: scsi: qla2xxx: Fix crash when I/O abort times out

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix crash when I/O abort times out While performing CPU hotplug, a crash with the following stack was seen: Call Trace: qla24xxprocessresponsequeue+0x42a/0x970 qla2xxx qla2x00startnvmemq+0x3a2/0x4b0 qla2xxx...

kernel: powerpc/memhotplug: Add add_pages override for PPC

In the Linux kernel, the following vulnerability has been resolved: powerpc/memhotplug: Add addpages override for PPC With commit ffa0b64e3be5 "powerpc: Fix virtaddrvalid for 64-bit Book3E & 32-bit" the kernel now validate the addr against highmemory value. This results in the below BUGON with da...

K52401347: Linux kernel vulnerability CVE-2021-28972

Security Advisory Description In drivers/pci/hotplug/rpadlparsysfs.c in the Linux kernel through 5.11.8, the RPA PCI Hotplug driver has a user-tolerable buffer overflow when writing a new device name to the driver from userspace, allowing userspace to write data to the kernel stack frame directly...

SUSE CVE-2012-2121

The KVM implementation in the Linux kernel before 3.3.4 does not properly manage the relationships between memory slots and the iommu, which allows guest OS users to cause a denial of service memory leak and host OS crash by leveraging administrative access to the guest OS to conduct hotunplug an...

SUSE CVE-2012-5517

The onlinepages function in mm/memoryhotplug.c in the Linux kernel before 3.6 allows local users to cause a denial of service NULL pointer dereference and system crash or possibly have unspecified other impact in opportunistic circumstances by using memory that was hot-added by an administrator...

SUSE CVE-2014-3471

Use-after-free vulnerability in hw/pci/pcie.c in QEMU aka Quick Emulator allows local guest OS users to cause a denial of service QEMU instance crash via hotplug and hotunplug operations of Virtio block devices...

SUSE CVE-2014-5388

Off-by-one error in the pciread function in the ACPI PCI hotplug interface hw/acpi/pcihp.c in QEMU allows local guest users to obtain sensitive information and have other unspecified impact related to a crafted PCI device that triggers memory corruption...

SUSE CVE-2016-9923

Quick Emulator Qemu built with the 'chardev' backend support is vulnerable to a use after free issue. It could occur while hotplug and unplugging the device in the guest. A guest user/process could use this flaw to crash a Qemu process on the host resulting in DoS...

SUSE CVE-2017-15594

An issue was discovered in Xen through 4.9.x allowing x86 SVM PV guest OS users to cause a denial of service hypervisor crash or gain privileges because IDT settings are mishandled during CPU hotplugging...

SUSE CVE-2019-19067

Four memory leaks in the acphwinit function in drivers/gpu/drm/amd/amdgpu/amdgpuacp.c in the Linux kernel before 5.3.8 allow attackers to cause a denial of service memory consumption by triggering mfdaddhotplugdevices or pmgenpdadddevice failures, aka CID-57be09c6e874. NOTE: third parties dispute...

SUSE CVE-2021-28039

An issue was discovered in the Linux kernel 5.9.x through 5.11.3, as used with Xen. In some less-common configurations, an x86 PV guest OS user can crash a Dom0 or driver domain via a large amount of I/O activity. The issue relates to misuse of guest physical addresses when a configuration has...

SUSE CVE-2021-28972

In drivers/pci/hotplug/rpadlparsysfs.c in the Linux kernel through 5.11.8, the RPA PCI Hotplug driver has a user-tolerable buffer overflow when writing a new device name to the driver from userspace, allowing userspace to write data to the kernel stack frame directly. This occurs because...

GSD-2023-1001520 perf: arm_dsu: Fix hotplug callback leak in dsu_pmu_init()

perf: armdsu: Fix hotplug callback leak in dsupmuinit This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.163 by commit...

GSD-2023-1001225 perf: arm_dsu: Fix hotplug callback leak in dsu_pmu_init()

perf: armdsu: Fix hotplug callback leak in dsupmuinit This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.86 by commit...

GSD-2023-1001224 perf/arm_dmc620: Fix hotplug callback leak in dmc620_pmu_init()

perf/armdmc620: Fix hotplug callback leak in dmc620pmuinit This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.86 by commit...

GSD-2023-1001223 perf/smmuv3: Fix hotplug callback leak in arm_smmu_pmu_init()

perf/smmuv3: Fix hotplug callback leak in armsmmupmuinit This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.86 by commit...

GSD-2023-1000853 drivers: perf: marvell_cn10k: Fix hotplug callback leak in tad_pmu_init()

drivers: perf: marvellcn10k: Fix hotplug callback leak in tadpmuinit This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v6.0.16 by commit...