virt:ol and virt-devel:rhel security, bug fix, and enhancement update

libvirt 6.0.0-35.0.1 - Set SOURCEDATEEPOCH from changelog Orabug: 32019554 - Add runtime deps for pkg librbd1 = 1:10.2.5 Keshav Sharma - Disable parallel builds Karl Heubaum libvirt-dbus 1.3.0 - Resolves: bz1810193 Upgrade components in virt:rhel module:stream for RHEL-8.3 release libvirt-python...

Denial Of Service (DoS)

linux-oracle:focal is vulnerable to denial of service. An issue was discovered in the Linux kernel before 5.8.10. virt/kvm/kvmmain.c has a kvmiobusunregisterdev memory leak upon a kmalloc failure, aka CID-f65886606c2d...

Moderate: Red Hat Security Advisory: virt:rhel and virt-devel:rhel security, bug fix, and enhancement update

An update for the virt:rhel and virt-devel:rhel modules is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

CVE-2021-22543

An issue was discovered in Linux: KVM through Improper handling of VMIO|VMPFNMAP vmas in KVM can bypass RO checks and can lead to pages being freed while still accessible by the VMM and guest. This allows users with the ability to start and control a VM to read/write random pages of memory and ca...

RLSA-2021:1762 Moderate: virt:rhel and virt-devel:rhel security, bug fix, and enhancement update

Kernel-based Virtual Machine KVM offers a full virtualization solution for Linux on numerous hardware platforms. The virt:Rocky Linux module contains packages which provide user-space components used to run virtual machines using KVM. The packages also provide APIs for managing and interacting wi...

ALSA-2021:1762 Moderate: virt:rhel and virt-devel:rhel security, bug fix, and enhancement update

Kernel-based Virtual Machine KVM offers a full virtualization solution for Linux on numerous hardware platforms. The virt:rhel module contains packages which provide user-space components used to run virtual machines using KVM. The packages also provide APIs for managing and interacting with the...

virt:rhel and virt-devel:rhel security, bug fix, and enhancement update

An update is available for libguestfs, libnbd, nbdkit, libguestfs-winsupport, supermin, libiscsi, hivex, libvirt, netcf, perl-Sys-Virt, seabios, qemu-kvm, sgabios, libvirt-dbus, libvirt-python. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a...

Moderate: virt:rhel and virt-devel:rhel security, bug fix, and enhancement update

Kernel-based Virtual Machine KVM offers a full virtualization solution for Linux on numerous hardware platforms. The virt:rhel module contains packages which provide user-space components used to run virtual machines using KVM. The packages also provide APIs for managing and interacting with the...

Ubuntu 21.04 : Linux kernel vulnerabilities (USN-4950-1)

The remote Ubuntu 21.04 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-4950-1 advisory. Ryota Shiga discovered that the eBPF implementation in the Linux kernel did not properly verify that a BPF program only reserved as much memory for a ring...

USN-4946-1: Linux kernel vulnerabilities

It was discovered that the DRM subsystem in the Linux kernel contained double-free vulnerabilities. A privileged attacker could possibly use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2021-20292 Olivier Benjamin, Norbert Manthey, Martin Mazein, and Jan ...

Linux kernel buffer overflow vulnerability (CNVD-2021-34719)

Linux kernel is the kernel used by the Linux Foundation's open-source operating system Linux.KVM is one of the kernel-based virtual machines. A buffer error vulnerability exists in versions of the Linux kernel prior to 5.12. The vulnerability this could lead to out-of-bounds writes. No details of...

NewStart CGSL CORE 5.04 / MAIN 5.04 : kernel Multiple Vulnerabilities (NS-SA-2021-0025)

The remote NewStart CGSL host, running version CORE 5.04 / MAIN 5.04, has kernel packages installed that are affected by multiple vulnerabilities: - An issue was discovered in the Linux kernel before 5.2.3. There is a NULL pointer dereference caused by a malicious USB device in the...

CVE-2021-3392 affecting package qemu-kvm 4.2.0-48

CVE-2021-3392 affecting package qemu-kvm 4.2.0-48. A patched version of the package is available...

CVE-2021-3409 affecting package qemu-kvm 4.2.0-48

CVE-2021-3409 affecting package qemu-kvm 4.2.0-48. A patched version of the package is available...

CVE-2021-3416 affecting package qemu-kvm 4.2.0-48

CVE-2021-3416 affecting package qemu-kvm 4.2.0-48. A patched version of the package is available...

CVE-2021-3501

A flaw was found in the Linux kernel in versions before 5.12. The value of internal.ndata, in the KVM API, is mapped to an array index, which can be updated by a user process at anytime which could lead to an out-of-bounds write. The highest threat from this vulnerability is to data integrity and...

CVE-2021-3501

A flaw was found in the Linux kernel in versions before 5.12. The value of internal.ndata, in the KVM API, is mapped to an array index, which can be updated by a user process at anytime which could lead to an out-of-bounds write. The highest threat from this vulnerability is to data integrity and...

CVE-2021-3501

A flaw was found in the Linux kernel in versions before 5.12. The value of internal.ndata, in the KVM API, is mapped to an array index, which can be updated by a user process at anytime which could lead to an out-of-bounds write. The highest threat from this vulnerability is to data integrity and...

Cross site request forgery (csrf)

A flaw was found in the Linux kernel in versions before 5.12. The value of internal.ndata, in the KVM API, is mapped to an array index, which can be updated by a user process at anytime which could lead to an out-of-bounds write. The highest threat from this vulnerability is to data integrity and...

CVE-2021-3501

CVE-2021-3501 affects Linux kernels prior to 5.12. The vulnerability arises from the KVM API: the internal.ndata value is mapped to an array index and can be updated by a user process at any time, enabling an out-of-bounds write. Documented impact is data integrity and system availability. A patc...