Detections
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RHEL 6 : kernel (RHSA-2018:0022)
medium Nessus Plugin ID 105563
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Synopsis
The remote Red Hat host is missing one or more security updates for kernel.Description
The remote Redhat Enterprise Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2018:0022 advisory.- hw: cpu: speculative execution branch target injection (CVE-2017-5715)
- hw: cpu: speculative execution bounds-check bypass (CVE-2017-5753)
- hw: cpu: speculative execution permission faults handling (CVE-2017-5754)
Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.
Solution
Update the RHEL kernel package based on the guidance in RHSA-2018:0022.See Also
http://www.nessus.org/u?892ef523
http://www.nessus.org/u?e3bb7a10
https://access.redhat.com/security/updates/classification/#important
https://bugzilla.redhat.com/show_bug.cgi?id=1519778
https://bugzilla.redhat.com/show_bug.cgi?id=1519780
https://bugzilla.redhat.com/show_bug.cgi?id=1519781
https://access.redhat.com/errata/RHSA-2018:0022
https://access.redhat.com/security/cve/CVE-2017-5715
Plugin Details
Severity: Medium
ID: 105563
File Name: redhat-RHSA-2018-0022.nasl
Version: 3.19
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 1/4/2018
Updated: 4/27/2024
Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: High
Score: 8.4
Vendor
Vendor Severity: Important
CVSS v2
Risk Factor: Medium
Base Score: 4.7
Temporal Score: 4.1
Vector: CVSS2#AV:L/AC:M/Au:N/C:C/I:N/A:N
CVSS Score Source: CVE-2017-5754
CVSS v3
Risk Factor: Medium
Base Score: 5.6
Temporal Score: 5.4
Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
Temporal Vector: CVSS:3.0/E:H/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:redhat:enterprise_linux:kernel, p-cpe:/a:redhat:enterprise_linux:kernel-headers, p-cpe:/a:redhat:enterprise_linux:kernel-firmware, p-cpe:/a:redhat:enterprise_linux:kernel-debug-devel, p-cpe:/a:redhat:enterprise_linux:python-perf, cpe:/o:redhat:rhel_aus:6.5, p-cpe:/a:redhat:enterprise_linux:kernel-devel, p-cpe:/a:redhat:enterprise_linux:kernel-debug, p-cpe:/a:redhat:enterprise_linux:perf
Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 1/4/2018
Vulnerability Publication Date: 1/4/2018
Exploitable With
CANVAS (CANVAS)