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redhatRedHatRHSA-2021:4112
HistoryNov 03, 2021 - 8:25 a.m.

(RHSA-2021:4112) Moderate: virt:av and virt-devel:av security and bug fix update

2021-11-0308:25:05
access.redhat.com
31

0.0004 Low

EPSS

Percentile

14.4%

JSON

The Advanced Virtualization module provides the user-space component for running virtual machines that use KVM in environments managed by Red Hat products.

Security Fix(es):

  • QEMU: virtio-net: heap use-after-free in virtio_net_receive_rcu (CVE-2021-3748)

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.

Bug Fix(es):

  • qemu-img convert --bitmaps fail if a bitmap is inconsistent (BZ#1993308)

  • fails to revert snapshot of a VM [balloon/page-poison] (BZ#2005425)

  • Operation not permitted in setting unpriv_sgio for KubeVirt (BZ#2012223)

OSVersionArchitecturePackageVersionFilename
RedHatanyppc64leqemu-kvm-block-curl-debuginfo< 5.2.0-16.module+el8.4.0+13043+9eb47245.11qemu-kvm-block-curl-debuginfo-5.2.0-16.module+el8.4.0+13043+9eb47245.11.ppc64le.rpm
RedHatanyaarch64nbdkit-tar-filter-debuginfo< 1.24.0-1.module+el8.4.0+9341+96cf2672nbdkit-tar-filter-debuginfo-1.24.0-1.module+el8.4.0+9341+96cf2672.aarch64.rpm
RedHatanyaarch64libguestfs-java< 1.44.0-2.module+el8.4.0+10146+75917d2flibguestfs-java-1.44.0-2.module+el8.4.0+10146+75917d2f.aarch64.rpm
RedHatanys390xlibvirt-libs-debuginfo< 7.0.0-14.5.module+el8.4.0+13026+f38c77ablibvirt-libs-debuginfo-7.0.0-14.5.module+el8.4.0+13026+f38c77ab.s390x.rpm
RedHatanyppc64lelibvirt-daemon-driver-storage-iscsi< 7.0.0-14.5.module+el8.4.0+13026+f38c77ablibvirt-daemon-driver-storage-iscsi-7.0.0-14.5.module+el8.4.0+13026+f38c77ab.ppc64le.rpm
RedHatanys390xlibvirt-daemon-driver-storage-rbd< 7.0.0-14.5.module+el8.4.0+13026+f38c77ablibvirt-daemon-driver-storage-rbd-7.0.0-14.5.module+el8.4.0+13026+f38c77ab.s390x.rpm
RedHatanyx86_64libvirt-daemon-kvm< 7.0.0-14.5.module+el8.4.0+13026+f38c77ablibvirt-daemon-kvm-7.0.0-14.5.module+el8.4.0+13026+f38c77ab.x86_64.rpm
RedHatanyppc64lelibvirt-daemon-driver-qemu-debuginfo< 7.0.0-14.5.module+el8.4.0+13026+f38c77ablibvirt-daemon-driver-qemu-debuginfo-7.0.0-14.5.module+el8.4.0+13026+f38c77ab.ppc64le.rpm
RedHatanys390xlibguestfs-tools-c-debuginfo< 1.44.0-2.module+el8.4.0+10146+75917d2flibguestfs-tools-c-debuginfo-1.44.0-2.module+el8.4.0+10146+75917d2f.s390x.rpm
RedHatanyx86_64nbdfuse< 1.6.0-3.module+el8.4.0+9856+bbc47853nbdfuse-1.6.0-3.module+el8.4.0+9856+bbc47853.x86_64.rpm
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