CentOS 8 : virt:rhel and virt-devel:rhel (CESA-2022:5821)

The remote CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CESA-2022:5821 advisory. - QEMU: QXL: integer overflow in cursoralloc can lead to heap buffer overflow CVE-2021-4206 - QEMU: QXL: double fetch in qxlcursor can lead to heap...

QEMU: virtio-net: map leaking on error during receive

A flaw was found in the virtio-net device of QEMU. This flaw was inadvertently introduced with the fix for CVE-2021-3748, which forgot to unmap the cached virtqueue elements on error, leading to memory leakage, use-after-free or other unexpected results. A malicious privileged guest could exploit...

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

An update is available for libguestfs, libnbd, libtpms, libguestfs-winsupport, nbdkit, supermin, libiscsi, hivex, libvirt, netcf, perl-Sys-Virt, seabios, qemu-kvm, swtpm, virt-v2v, sgabios, libvirt-dbus, libvirt-python. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS...

ALSA-2022:5821 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...

Oracle Linux 9 : qemu-kvm (ELSA-2022-5263)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2022-5263 advisory. - Resolves: bz2075635 CVE-2022-26353 qemu-kvm: QEMU: virtio-net: map leaking on error during receive rhel-9 rhel-9.0.0.z - Resolves: bz2075640...

qemu-kvm security and bug fix update

6.2.0-11.el90.3 - kvm-RHEL-disable-seqpacket-for-vhost-vsock-device-in-rhe.patch bz2071102 - kvm-virtio-net-fix-map-leaking-on-error-during-receive.patch bz2075635 - kvm-vhost-vsock-detach-the-virqueue-element-in-case-of-e.patch bz2075640 - Resolves: bz2071102 RHEL 9.0 guest with vsock device...

Moderate: Red Hat Security Advisory: qemu-kvm security and bug fix update

An update for qemu-kvm is now available for Red Hat Enterprise Linux 9. 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 available for each vulnerability from t...

QEMU: virtio-net: map leaking on error during receive

A flaw was found in the virtio-net device of QEMU. This flaw was inadvertently introduced with the fix for CVE-2021-3748, which forgot to unmap the cached virtqueue elements on error, leading to memory leakage, use-after-free or other unexpected results. A malicious privileged guest could exploit...

Moderate: 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: virtio-net: map leaking on error during receive CVE-2022-26353 QEMU:...

USN-5489-1 qemu vulnerabilities

Alexander Bulekov discovered that QEMU incorrectly handled floppy disk emulation. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service, or possibly leak sensitive information. CVE-2021-3507 It was discovered that QEMU incorrectly...

USN-5489-1: QEMU vulnerabilities

Alexander Bulekov discovered that QEMU incorrectly handled floppy disk emulation. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service, or possibly leak sensitive information. CVE-2021-3507 It was discovered that QEMU incorrectly...

Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS : QEMU vulnerabilities (USN-5489-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5489-1 advisory. Alexander Bulekov discovered that QEMU incorrectly handled floppy disk emulation. A privileged attacker inside the guest could us...

Oracle Linux 8 : olcne (ELSA-2022-9494)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2022-9494 advisory. 1.4.5-1 - Address qemu CVE-2022-26353, CVE-2021-3748 Tenable has extracted the preceding description block directly from the Oracle Linux security...

Oracle Linux 7 : olcne (ELSA-2022-9491)

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2022-9491 advisory. 1.5.3-1 - Address qemu CVE-2022-26353, CVE-2021-3748 Tenable has extracted the preceding description block directly from the Oracle Linux security...

Oracle Linux 8 : olcne (ELSA-2022-9493)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2022-9493 advisory. 1.5.3-1 - Address qemu CVE-2022-26353, CVE-2021-3748 Tenable has extracted the preceding description block directly from the Oracle Linux security...

Oracle Linux 7 : olcne (ELSA-2022-9492)

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2022-9492 advisory. 1.4.5-1 - Address qemu CVE-2022-26353, CVE-2021-3748 Tenable has extracted the preceding description block directly from the Oracle Linux security...

QEMU: virtio-net: map leaking on error during receive

A flaw was found in the virtio-net device of QEMU. This flaw was inadvertently introduced with the fix for CVE-2021-3748, which forgot to unmap the cached virtqueue elements on error, leading to memory leakage, use-after-free or other unexpected results. A malicious privileged guest could exploit...

RHEL 8 : virt:av and virt-devel:av (RHSA-2022:5002)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2022:5002 advisory. The Advanced Virtualization module provides the user-space component for running virtual machines that use KVM in environments managed by Re...

Oracle Linux 8 : kvm_utils (ELSA-2022-9460)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2022-9460 advisory. - A use-after-free vulnerability was found in the virtio-net device of QEMU. It could occur when the descriptor's address belongs to the non direct...

qemu security update

15:4.2.1-17.el7 - arm/acpi: fix an out of spec UID for PCI root Michael S. Tsirkin - arm/acpi: fix duplicated UID of PCI interrupt link devices Heyi Guo - arm/acpi: fix PCI PRT definition Heyi Guo - docs: fix references to docs/devel/atomics.rst Stefano Garzarella Orabug: 33659123 - rcu: do not...