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Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-003470)
medium Nessus Plugin ID 287889
Synopsis
The Unity Linux host is missing one or more security updates.Description
The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003470 advisory.arch/powerpc/kvm/book3s_hv_rmhandlers.S in the Linux kernel through 4.7 on PowerPC platforms, when CONFIG_KVM_BOOK3S_64_HV is enabled, allows guest OS users to cause a denial of service (host OS infinite loop) by making a H_CEDE hypercall during the existence of a suspended transaction.
Tenable has extracted the preceding description block directly from the Unity Linux security advisory.
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.
Solution
Update the affected kernel package.See Also
http://www.nessus.org/u?9c08b073
http://www.nessus.org/u?3a89ef1d
http://www.nessus.org/u?9ec9196c
http://rhn.redhat.com/errata/RHSA-2016-2574.html
http://www.openwall.com/lists/oss-security/2016/07/28/2
https://bugzilla.redhat.com/show_bug.cgi?id=1349916
http://www.nessus.org/u?6e041faa
Plugin Details
Severity: Medium
ID: 287889
File Name: unity_linux_UTSA-2026-003470.nasl
Version: 1.2
Type: local
Published: 1/15/2026
Updated: 1/16/2026
Supported Sensors: Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.4
CVSS v2
Risk Factor: Medium
Base Score: 4.6
Temporal Score: 3.4
Vector: CVSS2#AV:L/AC:L/Au:S/C:N/I:N/A:C
CVSS Score Source: CVE-2016-5412
CVSS v3
Risk Factor: Medium
Base Score: 6.5
Temporal Score: 5.7
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
Required KB Items: Host/local_checks_enabled, Host/cpu, Host/UOS-Server/release, Host/UOS-Server/rpm-list
Exploit Ease: No known exploits are available
Patch Publication Date: 1/15/2026
Vulnerability Publication Date: 7/28/2016
Reference Information
CVE: CVE-2016-5412