RHSA-2022:7967: Moderate: qemu-kvm security, bug fix, and enhancement update

First published: Tue Nov 15 2022(Updated: )

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.<br>The following packages have been upgraded to a later upstream version: qemu-kvm (7.0.0). (BZ#2064757)<br>Security Fix(es):<br><li> QEMU: hcd-ehci: DMA reentrancy issue leads to use-after-free (CVE-2021-3750)</li> <li> QEMU: fdc: heap buffer overflow in DMA read data transfers (CVE-2021-3507)</li> <li> QEMU: intel-hda: segmentation fault due to stack overflow (CVE-2021-3611)</li> <li> QEMU: NULL pointer dereference in pci_write() in hw/acpi/pcihp.c (CVE-2021-4158)</li> For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.<br>Additional Changes:<br>For detailed information on changes in this release, see the Red Hat Enterprise Linux 9.1 Release Notes linked from the References section.

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