vulnerability
Oracle Linux: CVE-2021-3507: ELSA-2022-7472: virt:ol and virt-devel:ol security, bug fix, and enhancement update (LOW) (Multiple Advisories)
Severity | CVSS | Published | Added | Modified |
---|---|---|---|---|
3 | (AV:L/AC:L/Au:M/C:P/I:N/A:P) | 04/19/2021 | 08/02/2022 | 01/07/2025 |
Severity
3
CVSS
(AV:L/AC:L/Au:M/C:P/I:N/A:P)
Published
04/19/2021
Added
08/02/2022
Modified
01/07/2025
Description
A heap buffer overflow was found in the floppy disk emulator of QEMU up to 6.0.0 (including). It could occur in fdctrl_transfer_handler() in hw/block/fdc.c while processing DMA read data transfers from the floppy drive to the guest system. A privileged guest user could use this flaw to crash the QEMU process on the host resulting in DoS scenario, or potential information leakage from the host memory.
A heap buffer overflow was found in the floppy disk emulator of QEMU. It could occur in fdctrl_transfer_handler() in hw/block/fdc.c while processing DMA read data transfers from the floppy drive to the guest system. A privileged guest user could use this flaw to crash the QEMU process on the host resulting in DoS scenario, or potential information leakage from the host memory.
A heap buffer overflow was found in the floppy disk emulator of QEMU. It could occur in fdctrl_transfer_handler() in hw/block/fdc.c while processing DMA read data transfers from the floppy drive to the guest system. A privileged guest user could use this flaw to crash the QEMU process on the host resulting in DoS scenario, or potential information leakage from the host memory.
Solution(s)
oracle-linux-upgrade-hivexoracle-linux-upgrade-hivex-develoracle-linux-upgrade-ivshmem-toolsoracle-linux-upgrade-libguestfsoracle-linux-upgrade-libguestfs-applianceoracle-linux-upgrade-libguestfs-bash-completionoracle-linux-upgrade-libguestfs-benchmarkingoracle-linux-upgrade-libguestfs-develoracle-linux-upgrade-libguestfs-gfs2oracle-linux-upgrade-libguestfs-gobjectoracle-linux-upgrade-libguestfs-gobject-develoracle-linux-upgrade-libguestfs-inspect-iconsoracle-linux-upgrade-libguestfs-javaoracle-linux-upgrade-libguestfs-java-develoracle-linux-upgrade-libguestfs-javadocoracle-linux-upgrade-libguestfs-man-pages-jaoracle-linux-upgrade-libguestfs-man-pages-ukoracle-linux-upgrade-libguestfs-rescueoracle-linux-upgrade-libguestfs-rsyncoracle-linux-upgrade-libguestfs-toolsoracle-linux-upgrade-libguestfs-tools-coracle-linux-upgrade-libguestfs-winsupportoracle-linux-upgrade-libguestfs-xfsoracle-linux-upgrade-libiscsioracle-linux-upgrade-libiscsi-develoracle-linux-upgrade-libiscsi-utilsoracle-linux-upgrade-libnbdoracle-linux-upgrade-libnbd-bash-completionoracle-linux-upgrade-libnbd-develoracle-linux-upgrade-libtpmsoracle-linux-upgrade-libtpms-develoracle-linux-upgrade-libvirtoracle-linux-upgrade-libvirt-adminoracle-linux-upgrade-libvirt-bash-completionoracle-linux-upgrade-libvirt-clientoracle-linux-upgrade-libvirt-daemonoracle-linux-upgrade-libvirt-daemon-config-networkoracle-linux-upgrade-libvirt-daemon-config-nwfilteroracle-linux-upgrade-libvirt-daemon-driver-interfaceoracle-linux-upgrade-libvirt-daemon-driver-networkoracle-linux-upgrade-libvirt-daemon-driver-nodedevoracle-linux-upgrade-libvirt-daemon-driver-nwfilteroracle-linux-upgrade-libvirt-daemon-driver-qemuoracle-linux-upgrade-libvirt-daemon-driver-secretoracle-linux-upgrade-libvirt-daemon-driver-storageoracle-linux-upgrade-libvirt-daemon-driver-storage-coreoracle-linux-upgrade-libvirt-daemon-driver-storage-diskoracle-linux-upgrade-libvirt-daemon-driver-storage-glusteroracle-linux-upgrade-libvirt-daemon-driver-storage-iscsioracle-linux-upgrade-libvirt-daemon-driver-storage-iscsi-directoracle-linux-upgrade-libvirt-daemon-driver-storage-logicaloracle-linux-upgrade-libvirt-daemon-driver-storage-mpathoracle-linux-upgrade-libvirt-daemon-driver-storage-rbdoracle-linux-upgrade-libvirt-daemon-driver-storage-scsioracle-linux-upgrade-libvirt-daemon-kvmoracle-linux-upgrade-libvirt-dbusoracle-linux-upgrade-libvirt-develoracle-linux-upgrade-libvirt-docsoracle-linux-upgrade-libvirt-libsoracle-linux-upgrade-libvirt-lock-sanlockoracle-linux-upgrade-libvirt-nssoracle-linux-upgrade-libvirt-wiresharkoracle-linux-upgrade-lua-guestfsoracle-linux-upgrade-nbdfuseoracle-linux-upgrade-nbdkitoracle-linux-upgrade-nbdkit-bash-completionoracle-linux-upgrade-nbdkit-basic-filtersoracle-linux-upgrade-nbdkit-basic-pluginsoracle-linux-upgrade-nbdkit-curl-pluginoracle-linux-upgrade-nbdkit-develoracle-linux-upgrade-nbdkit-example-pluginsoracle-linux-upgrade-nbdkit-gzip-filteroracle-linux-upgrade-nbdkit-gzip-pluginoracle-linux-upgrade-nbdkit-linuxdisk-pluginoracle-linux-upgrade-nbdkit-nbd-pluginoracle-linux-upgrade-nbdkit-python-pluginoracle-linux-upgrade-nbdkit-serveroracle-linux-upgrade-nbdkit-ssh-pluginoracle-linux-upgrade-nbdkit-tar-filteroracle-linux-upgrade-nbdkit-tar-pluginoracle-linux-upgrade-nbdkit-tmpdisk-pluginoracle-linux-upgrade-nbdkit-vddk-pluginoracle-linux-upgrade-nbdkit-xz-filteroracle-linux-upgrade-netcforacle-linux-upgrade-netcf-develoracle-linux-upgrade-netcf-libsoracle-linux-upgrade-ocaml-hivexoracle-linux-upgrade-ocaml-hivex-develoracle-linux-upgrade-ocaml-libguestfsoracle-linux-upgrade-ocaml-libguestfs-develoracle-linux-upgrade-ocaml-libnbdoracle-linux-upgrade-ocaml-libnbd-develoracle-linux-upgrade-perl-hivexoracle-linux-upgrade-perl-sys-guestfsoracle-linux-upgrade-perl-sys-virtoracle-linux-upgrade-python3-hivexoracle-linux-upgrade-python3-libguestfsoracle-linux-upgrade-python3-libnbdoracle-linux-upgrade-python3-libvirtoracle-linux-upgrade-qemuoracle-linux-upgrade-qemu-block-glusteroracle-linux-upgrade-qemu-block-iscsioracle-linux-upgrade-qemu-block-rbdoracle-linux-upgrade-qemu-commonoracle-linux-upgrade-qemu-guest-agentoracle-linux-upgrade-qemu-imgoracle-linux-upgrade-qemu-kvmoracle-linux-upgrade-qemu-kvm-audio-paoracle-linux-upgrade-qemu-kvm-block-curloracle-linux-upgrade-qemu-kvm-block-glusteroracle-linux-upgrade-qemu-kvm-block-iscsioracle-linux-upgrade-qemu-kvm-block-rbdoracle-linux-upgrade-qemu-kvm-block-sshoracle-linux-upgrade-qemu-kvm-commonoracle-linux-upgrade-qemu-kvm-coreoracle-linux-upgrade-qemu-kvm-device-display-virtio-gpuoracle-linux-upgrade-qemu-kvm-device-display-virtio-gpu-gloracle-linux-upgrade-qemu-kvm-device-display-virtio-gpu-pcioracle-linux-upgrade-qemu-kvm-device-display-virtio-gpu-pci-gloracle-linux-upgrade-qemu-kvm-device-display-virtio-vgaoracle-linux-upgrade-qemu-kvm-device-display-virtio-vga-gloracle-linux-upgrade-qemu-kvm-device-usb-hostoracle-linux-upgrade-qemu-kvm-device-usb-redirectoracle-linux-upgrade-qemu-kvm-docsoracle-linux-upgrade-qemu-kv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