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OpenAdvisories
High ALSA-2020:1358 2 CVEs

Important: virt:rhel security and bug fix update

Published Apr 7, 2020 · Updated Nov 5, 2026

Summary

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.

Security Fix(es):

* QEMU: block: iscsi: OOB heap access via an unexpected response of iSCSI Server (CVE-2020-1711)

* QEMU: slirp: OOB buffer access while emulating tcp protocols in tcp_emu() (CVE-2020-7039)

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):

* libvirtd: error : virCPUx86UpdateLive:3110 : operation failed: guest CPU doesn't match specification: missing features: fxsr_opt (BZ#1809510)

Fixed packages 22

ReleasePackageFixed in
AlmaLinux · 8 libiscsi 1.18.0-8.module_el8.6.0+2880+7d9e3703
AlmaLinux · 8 libiscsi 1.18.0-8.module_el8.5.0+2608+72063365
AlmaLinux · 8 libiscsi 1.18.0-8.module_el8.3.0+2048+e7a0a3ea
AlmaLinux · 8 libiscsi-devel 1.18.0-8.module_el8.6.0+2880+7d9e3703
AlmaLinux · 8 libiscsi-devel 1.18.0-8.module_el8.3.0+2048+e7a0a3ea
AlmaLinux · 8 libiscsi-devel 1.18.0-8.module_el8.5.0+2608+72063365
AlmaLinux · 8 libiscsi-utils 1.18.0-8.module_el8.3.0+2048+e7a0a3ea
AlmaLinux · 8 libiscsi-utils 1.18.0-8.module_el8.6.0+2880+7d9e3703
AlmaLinux · 8 libiscsi-utils 1.18.0-8.module_el8.5.0+2608+72063365
AlmaLinux · 8 netcf 0.2.8-12.module_el8.5.0+2608+72063365
AlmaLinux · 8 netcf 0.2.8-12.module_el8.6.0+2880+7d9e3703
AlmaLinux · 8 netcf 0.2.8-12.module_el8.3.0+2048+e7a0a3ea
AlmaLinux · 8 netcf-devel 0.2.8-12.module_el8.3.0+2048+e7a0a3ea
AlmaLinux · 8 netcf-devel 0.2.8-12.module_el8.5.0+2608+72063365
AlmaLinux · 8 netcf-devel 0.2.8-12.module_el8.6.0+2880+7d9e3703
AlmaLinux · 8 netcf-libs 0.2.8-12.module_el8.6.0+2880+7d9e3703
AlmaLinux · 8 netcf-libs 0.2.8-12.module_el8.5.0+2608+72063365
AlmaLinux · 8 netcf-libs 0.2.8-12.module_el8.3.0+2048+e7a0a3ea
AlmaLinux · 8 sgabios 1:0.20170427git-3.module_el8.5.0+2608+72063365
AlmaLinux · 8 sgabios 1:0.20170427git-3.module_el8.3.0+2048+e7a0a3ea
AlmaLinux · 8 sgabios-bin 1:0.20170427git-3.module_el8.5.0+2608+72063365
AlmaLinux · 8 sgabios-bin 1:0.20170427git-3.module_el8.6.0+2880+7d9e3703

Vulnerabilities 2

References

  • report
    https://bugzilla.redhat.com/1791551
  • report
    https://bugzilla.redhat.com/1794290
  • report
    https://bugzilla.redhat.com/1809510
  • advisory
    https://errata.almalinux.org/8/ALSA-2020-1358.html
  • report
    https://vulners.com/cve/CVE-2020-1711
  • report
    https://vulners.com/cve/CVE-2020-7039