CVE-2024-50042

In the Linux kernel, the following vulnerability has been resolved: ice: Fix increasing MSI-X on VF Increasing MSI-X value on a VF leads to invalid memory operations. This is caused by not reallocating some arrays. Reproducer: modprobe ice echo 0 /sys/bus/pci/devices/$PFPCI/sriovdriversautoprobe...

CVE-2024-50042 ice: Fix increasing MSI-X on VF

In the Linux kernel, the following vulnerability has been resolved: ice: Fix increasing MSI-X on VF Increasing MSI-X value on a VF leads to invalid memory operations. This is caused by not reallocating some arrays. Reproducer: modprobe ice echo 0 /sys/bus/pci/devices/$PFPCI/sriovdriversautoprobe...

CVE-2024-50042

Technical details for CVE-2024-50042 are not publicly available in the provided documents. The connected advisories list kernel issues but do not disclose the affected product/version, root cause, impact, or a concrete fix for this CVE. Monitor for updates.

CVE-2024-50042 ice: Fix increasing MSI-X on VF

In the Linux kernel, the following vulnerability has been resolved: ice: Fix increasing MSI-X on VF Increasing MSI-X value on a VF leads to invalid memory operations. This is caused by not reallocating some arrays. Reproducer: modprobe ice echo 0 /sys/bus/pci/devices/$PFPCI/sriovdriversautoprobe...

CVE-2024-50042 ice: Fix increasing MSI-X on VF

In the Linux kernel, the following vulnerability has been resolved: ice: Fix increasing MSI-X on VF Increasing MSI-X value on a VF leads to invalid memory operations. This is caused by not reallocating some arrays. Reproducer: modprobe ice echo 0 /sys/bus/pci/devices/$PFPCI/sriovdriversautoprobe...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from an invalid memory operation caused by increasing the MSI-X value on the VF...

RHEL 7 : qemu-kvm (Unpatched Vulnerability)

The remote Redhat Enterprise Linux 7 host has one or more packages installed that are affected by multiple vulnerabilities that have been acknowledged by the vendor but will not be patched. - QEMU: net: ignore packets with large size CVE-2018-17963 - Buffer overflow in the sendcontrolmsg function...

CVE-2021-47283

In the Linux kernel, the following vulnerability has been resolved: net:sfc: fix non-freed irq in legacy irq mode SFC driver can be configured via modparam to work using MSI-X, MSI or legacy IRQ interrupts. In the last one, the interrupt was not properly released on module remove. It was not free...

CVE-2021-47283 net:sfc: fix non-freed irq in legacy irq mode

In the Linux kernel, the following vulnerability has been resolved: net:sfc: fix non-freed irq in legacy irq mode SFC driver can be configured via modparam to work using MSI-X, MSI or legacy IRQ interrupts. In the last one, the interrupt was not properly released on module remove. It was not free...

CVE-2021-47283

CVE-2021-47283 concerns the Linux kernel where the SFC driver could leak IRQ resources when using legacy IRQs. The issue arises because the flag irqs_hooked was not set during initialization in legacy IRQ mode, causing non-freed interrupt descriptors on module removal. The vulnerability affects t...

CVE-2021-47283 net:sfc: fix non-freed irq in legacy irq mode

In the Linux kernel, the following vulnerability has been resolved: net:sfc: fix non-freed irq in legacy irq mode SFC driver can be configured via modparam to work using MSI-X, MSI or legacy IRQ interrupts. In the last one, the interrupt was not properly released on module remove. It was not free...

CVE-2021-46964

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Reserve extra IRQ vectors Commit a6dcfe08487e "scsi: qla2xxx: Limit interrupt vectors to number of CPUs" lowers the number of allocated MSI-X vectors to the number of CPUs. That breaks vector allocation assumptions...

UBUNTU-CVE-2021-46964

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Reserve extra IRQ vectors Commit a6dcfe08487e "scsi: qla2xxx: Limit interrupt vectors to number of CPUs" lowers the number of allocated MSI-X vectors to the number of CPUs. That breaks vector allocation assumptions...

CVE-2021-46964

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Reserve extra IRQ vectors Commit a6dcfe08487e "scsi: qla2xxx: Limit interrupt vectors to number of CPUs" lowers the number of allocated MSI-X vectors to the number of CPUs. That breaks vector allocation assumptions...

Null pointer dereference

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Reserve extra IRQ vectors Commit a6dcfe08487e "scsi: qla2xxx: Limit interrupt vectors to number of CPUs" lowers the number of allocated MSI-X vectors to the number of CPUs. That breaks vector allocation assumptions...

Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: A use-after-free in clsroute filter implementation may lead to privilege escalation CVE-2022-2588 Information leak in scsiioctl CVE-2022-0494 A kernel-info-leak issue in pfkeyregister CVE-2022-13...

Oracle Linux 8 : kvm_utils (ELSA-2021-9568)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2021-9568 advisory. - In QEMU 4.2.0, a MemoryRegionOps object may lack read/write callback methods, leading to a NULL pointer dereference. CVE-2020-15469 - A flaw was foun...

EulerOS Virtualization 3.0.6.6 : qemu-kvm (EulerOS-SA-2021-2046)

According to the versions of the qemu-kvm packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - An out-of-bounds access flaw was found in the Message Signalled Interrupt MSI-X device support of QEMU. This issue occurs while...

Amazon Linux 2 : qemu (ALAS-2021-1671)

The version of qemu installed on the remote host is prior to 3.1.0-8. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2021-1671 advisory. A heap buffer overflow flaw was found in the iSCSI support of QEMU. This flaw could lead to an out-of- bounds read access and...

Denial Of Service (DoS)

Xen is vulnerable to Denial of Service DoS. An x86 HVM guest with PCI pass through devices can force the allocation of all IDT vectors on the system by rebooting itself with MSI or MSI-X capabilities enabled and entries setup. Such reboots will leak any vectors used by the MSI-X entries that the...