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osvGoogleOSV:RLSA-2023:0099
HistoryJan 12, 2023 - 8:25 a.m.

Moderate: virt:rhel and virt-devel:rhel security and bug fix update

2023-01-1208:25:29
Google
osv.dev
8
kvm rocky linux user-space qemu security bug fix libvirt 2m 1g hugepages bz 2132176 bz 2148504

6.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

6.7 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

14.4%

Kernel-based Virtual Machine (KVM) offers a full virtualization solution for
Linux on numerous hardware platforms. The virt:Rocky Linux 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: QXL: qxl_phys2virt unsafe address translation can lead to out-of-bounds read (CVE-2022-4144)

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):

  • libvirt kills virtual machine on restart when 2M and 1G hugepages are mounted (BZ#2132176)

  • VMs hung on vnc_clipboard_send (BZ#2148504)

6.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

6.7 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

14.4%