qemu-kvm security update

7.2.0-11.el9 - vfio/migration: Add a note about migration rate limiting Avihai Horon Orabug: 36329758 - vfio/migration: Refactor vfiosavestate return value Avihai Horon Orabug: 36329758 - migration: Don't serialize devices in qemusavevmstateiterate Avihai Horon Orabug: 36329758 - ui/clipboard: ad...

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...

Oracle Linux 8 : virt:ol / and / virt-devel:rhel (ELSA-2024-3253)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2024-3253 advisory. - remote: check for negative array lengths before allocation CVE-2024-2494 libvirt-dbus libvirt-python nbdkit netcf perl-Sys-Virt qemu-kvm - Resolves: RHEL-1962...

DEBIAN-CVE-2024-36953

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic-v2: Check for non-NULL vCPU in vgicv2parseattr vgicv2parseattr is responsible for finding the vCPU that matches the user-provided CPUID, which of course may not be valid. If the ID is invalid, kvmgetvcpubyid...

CVE-2024-36953

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic-v2: Check for non-NULL vCPU in vgicv2parseattr vgicv2parseattr is responsible for finding the vCPU that matches the user-provided CPUID, which of course may not be valid. If the ID is invalid, kvmgetvcpubyid...

CVE-2024-36953

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic-v2: Check for non-NULL vCPU in vgicv2parseattr vgicv2parseattr is responsible for finding the vCPU that matches the user-provided CPUID, which of course may not be valid. If the ID is invalid, kvmgetvcpubyid...

CVE-2024-36953 KVM: arm64: vgic-v2: Check for non-NULL vCPU in vgic_v2_parse_attr()

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic-v2: Check for non-NULL vCPU in vgicv2parseattr vgicv2parseattr is responsible for finding the vCPU that matches the user-provided CPUID, which of course may not be valid. If the ID is invalid, kvmgetvcpubyid...

CVE-2024-36953 KVM: arm64: vgic-v2: Check for non-NULL vCPU in vgic_v2_parse_attr()

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic-v2: Check for non-NULL vCPU in vgicv2parseattr vgicv2parseattr is responsible for finding the vCPU that matches the user-provided CPUID, which of course may not be valid. If the ID is invalid, kvmgetvcpubyid...

CVE-2024-36953 KVM: arm64: vgic-v2: Check for non-NULL vCPU in vgic_v2_parse_attr()

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic-v2: Check for non-NULL vCPU in vgicv2parseattr vgicv2parseattr is responsible for finding the vCPU that matches the user-provided CPUID, which of course may not be valid. If the ID is invalid, kvmgetvcpubyid...

CVE-2024-36953

CVE-2024-36953 affects the Linux kernel KVM for arm64 with vgic-v2. The issue: vgic_v2_parse_attr() searches for a vCPU matching the CPUID and may receive a NULL from kvm_get_vcpu_by_id() if the ID is invalid. Unlike the safe GICv3 flow, the code did not verify the returned vCPU object. Affected ...

SUSE-SU-2024:1870-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP5 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2019-25160: Fixed out-of-bounds memory accesses in netlabel bsc1220394. - CVE-2020-36312: Fixed an issue in virt/kvm/kvmmain.c that had a kvmiobusunregisterdev...

The vulnerability of the sev_mem_enc_register_region() function in the Linux operating system’s KVM kernel component, which allows a hacker to cause a service failure

The vulnerability of the sevmemencregisterregion function in the arch/x86/kvm/svm/sev.c module of the Linux kernel’s KVM component is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to cause a service failure...

Huawei EulerOS: Security Advisory for kernel (EulerOS-SA-2024-1735)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2024 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

SUSE CVE-2021-47407

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Handle SRCU initialization failure during page track init Check the return of initsrcustruct, which can fail due to OOM, when initializing the page track mechanism. Lack of checking leads to a NULL pointer deref found b...

SUSE CVE-2021-47465

In the Linux kernel, the following vulnerability has been resolved: KVM: PPC: Book3S HV: Fix stack handling in idlekvmstartguest In commit 10d91611f426 "powerpc/64s: Reimplement book3s idle code in C" kvmstartguest became idlekvmstartguest. The old code allocated a stack frame on the emergency...

SUSE CVE-2021-47450

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Fix host stage-2 PGD refcount The KVM page-table library refcounts the pages of concatenated stage-2 PGDs individually. However, when running KVM in protected mode, the host's stage-2 PGD is currently managed by EL2 a...

CVE-2021-47557

In the Linux kernel, the following vulnerability has been resolved: net/sched: schets: don't peek at classes beyond 'nbands' when the number of DRR classes decreases, the round-robin active list can contain elements that have already been freed in etsqdiscchange. As a consequence, it's possible t...

CVE-2021-47557

Summary (CVE-2021-47557) : In the Linux kernel, the net/sched sch_ets code could expose a NULL pointer dereference in the DRR active list when the number of DRR classes decreases, allowing a crash via cl->qdisc->ops->peek(cl->qdisc) if cl->qdisc is NULL. This affects the ETS qdisc ...

CVE-2021-47262

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Ensure liveliness of nested VM-Enter fail tracepoint message Use the string machinery provided by the tracing subystem to make a copy of the string literals consumed by the "nested VM-Enter failed" tracepoint. A complet...

CVE-2021-47255

In the Linux kernel, the following vulnerability has been resolved: kvm: LAPIC: Restore guard to prevent illegal APIC register access Per the SDM, "any access that touches bytes 4 through 15 of an APIC register may cause undefined behavior and must not be executed." Worse, such an access in...