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oraclelinuxOracleLinuxELSA-2023-5094
HistorySep 13, 2023 - 12:00 a.m.

qemu-kvm security and bug fix update

2023-09-1300:00:00
linux.oracle.com
10
qemu-kvm
rhel
bug fix
security update
vnc
tls
vulnerability
hotplug
hotunplug
mlx vdpa
qemu core dump

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.5 High

AI Score

Confidence

High

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

0.001 Low

EPSS

Percentile

19.1%

[7.2.0-14.el9_2.5]

  • rhel guest failed boot with multi disks on error Failed to start udev Wait for Complete Device Initialization
  • CVE-2023-3354 QEMU: VNC: improper I/O watch removal in TLS handshake can lead to remote unauthenticated denial of service
  • hotplug/hotunplug mlx vdpa device to the occupied addr port, then qemu core dump occurs after shutdown guest

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.5 High

AI Score

Confidence

High

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

0.001 Low

EPSS

Percentile

19.1%