OracleVM 3.4 : Unbreakable / etc (OVMSA-2021-0008)

high Nessus Plugin ID 147899
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.


The remote OracleVM host is missing one or more security updates.


The remote OracleVM system is missing necessary patches to address critical security updates :

- scsi: iscsi: Verify lengths on passthrough PDUs (Chris Leech) [Orabug: 32603382]

- scsi: iscsi: Ensure sysfs attributes are limited to PAGE_SIZE (Chris Leech) [Orabug: 32603382] (CVE-2021-27363) (CVE-2021-27364) (CVE-2021-27365)

- scsi: iscsi: Report connection state in sysfs (Gabriel Krisman Bertazi) [Orabug: 32603382] (CVE-2021-27363) (CVE-2021-27364) (CVE-2021-27365)

- sysfs: Add sysfs_emit and sysfs_emit_at to format sysfs output (Joe Perches) [Orabug: 32603382]

- scsi: iscsi: Restrict sessions and handles to admin capabilities (Lee Duncan) [Orabug: 32603382] (CVE-2021-27363) (CVE-2021-27364) (CVE-2021-27365)


Update the affected kernel-uek / kernel-uek-firmware packages.

See Also

Plugin Details

Severity: High

ID: 147899

File Name: oraclevm_OVMSA-2021-0008.nasl

Version: 1.2

Type: local

Published: 3/19/2021

Updated: 3/23/2021

Dependencies: ssh_get_info.nasl

Risk Information


Risk Factor: High

Score: 7.7


Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.4

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

Temporal Vector: E:U/RL:OF/RC:C


Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:oracle:vm:kernel-uek, p-cpe:/a:oracle:vm:kernel-uek-firmware, cpe:/o:oracle:vm_server:3.4

Required KB Items: Host/local_checks_enabled, Host/OracleVM/release, Host/OracleVM/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 3/18/2021

Vulnerability Publication Date: 3/7/2021

Reference Information

CVE: CVE-2021-27363, CVE-2021-27364, CVE-2021-27365