{"id":"ALSA-2021:3061","summary":"Moderate: virt:rhel and virt-devel:rhel security and bug fix update","details":"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 virtualized systems.\n\nSecurity Fix(es):\n\n* QEMU: msix: OOB access during mmio operations may lead to DoS (CVE-2020-13754)\n\n* hivex: Buffer overflow when provided invalid node key length (CVE-2021-3504)\n\n* QEMU: net: an assert failure via eth_get_gso_type (CVE-2020-27617)\n\n* QEMU: net: infinite loop in loopback mode may lead to stack overflow (CVE-2021-3416)\n\n* qemu: out-of-bound heap buffer access via an interrupt ID field (CVE-2021-20221)\n\nFor 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.\n\nBug Fix(es):\n\n* cannot restart default network and firewalld: iptables: No chain/target/match by that name. (BZ#1958301)\n\n* RHEL8.4 Nightly[0322] - KVM guest fails to find zipl boot menu index (qemu-kvm) (BZ#1975679)","modified":"2026-02-04T03:28:38.499667Z","published":"2021-08-10T11:58:46Z","related":["CVE-2020-13754","CVE-2020-27617","CVE-2021-20221","CVE-2021-3416","CVE-2021-3504"],"references":[{"type":"ADVISORY","url":"https://errata.almalinux.org/8/ALSA-2021-3061.html"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2020-13754"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2020-27617"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2021-20221"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2021-3416"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2021-3504"}],"affected":[{"package":{"name":"libguestfs-winsupport","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/libguestfs-winsupport"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.2-1.module_el8.5.0+2608+72063365"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:3061.json"}},{"package":{"name":"libiscsi","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/libiscsi"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.18.0-8.module_el8.6.0+2880+7d9e3703"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:3061.json"}},{"package":{"name":"libiscsi","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/libiscsi"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.18.0-8.module_el8.5.0+2608+72063365"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:3061.json"}},{"package":{"name":"libiscsi-devel","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/libiscsi-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.18.0-8.module_el8.6.0+2880+7d9e3703"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:3061.json"}},{"package":{"name":"libiscsi-devel","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/libiscsi-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.18.0-8.module_el8.5.0+2608+72063365"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:3061.json"}},{"package":{"name":"libiscsi-utils","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/libiscsi-utils"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.18.0-8.module_el8.6.0+2880+7d9e3703"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:3061.json"}},{"package":{"name":"libiscsi-utils","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/libiscsi-utils"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.18.0-8.module_el8.5.0+2608+72063365"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:3061.json"}},{"package":{"name":"libnbd","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/libnbd"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.2-1.module_el8.5.0+2608+72063365"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:3061.json"}},{"package":{"name":"libnbd-devel","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/libnbd-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.2-1.module_el8.5.0+2608+72063365"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:3061.json"}},{"package":{"name":"libvirt-dbus","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/libvirt-dbus"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.3.0-2.module_el8.6.0+2880+7d9e3703"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:3061.json"}},{"package":{"name":"libvirt-dbus","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/libvirt-dbus"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.3.0-2.module_el8.5.0+2608+72063365"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:3061.json"}},{"package":{"name":"nbdfuse","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/nbdfuse"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.2-1.module_el8.5.0+2608+72063365"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:3061.json"}},{"package":{"name":"nbdkit","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/nbdkit"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.16.2-4.module_el8.5.0+2608+72063365"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/mas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