vulnerability

SUSE: CVE-2021-3667: SUSE Linux Security Advisory

Severity
4
CVSS
(AV:N/AC:M/Au:S/C:N/I:N/A:P)
Published
Aug 23, 2021
Added
Aug 24, 2021
Modified
Oct 26, 2022

Description

An improper locking issue was found in the virStoragePoolLookupByTargetPath API of libvirt. It occurs in the storagePoolLookupByTargetPath function where a locked virStoragePoolObj object is not properly released on ACL permission failure. Clients connecting to the read-write socket with limited ACL permissions could use this flaw to acquire the lock and prevent other users from accessing storage pool/volume APIs, resulting in a denial of service condition. The highest threat from this vulnerability is to system availability.

Solution(s)

suse-upgrade-libvirtsuse-upgrade-libvirt-adminsuse-upgrade-libvirt-bash-completionsuse-upgrade-libvirt-clientsuse-upgrade-libvirt-daemonsuse-upgrade-libvirt-daemon-config-networksuse-upgrade-libvirt-daemon-config-nwfiltersuse-upgrade-libvirt-daemon-driver-interfacesuse-upgrade-libvirt-daemon-driver-libxlsuse-upgrade-libvirt-daemon-driver-lxcsuse-upgrade-libvirt-daemon-driver-networksuse-upgrade-libvirt-daemon-driver-nodedevsuse-upgrade-libvirt-daemon-driver-nwfiltersuse-upgrade-libvirt-daemon-driver-qemususe-upgrade-libvirt-daemon-driver-secretsuse-upgrade-libvirt-daemon-driver-storagesuse-upgrade-libvirt-daemon-driver-storage-coresuse-upgrade-libvirt-daemon-driver-storage-disksuse-upgrade-libvirt-daemon-driver-storage-glustersuse-upgrade-libvirt-daemon-driver-storage-iscsisuse-upgrade-libvirt-daemon-driver-storage-iscsi-directsuse-upgrade-libvirt-daemon-driver-storage-logicalsuse-upgrade-libvirt-daemon-driver-storage-mpathsuse-upgrade-libvirt-daemon-driver-storage-rbdsuse-upgrade-libvirt-daemon-driver-storage-scsisuse-upgrade-libvirt-daemon-hookssuse-upgrade-libvirt-daemon-lxcsuse-upgrade-libvirt-daemon-qemususe-upgrade-libvirt-daemon-xensuse-upgrade-libvirt-develsuse-upgrade-libvirt-devel-32bitsuse-upgrade-libvirt-docsuse-upgrade-libvirt-libssuse-upgrade-libvirt-lock-sanlocksuse-upgrade-libvirt-nsssuse-upgrade-wireshark-plugin-libvirt
Title
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