Detections
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RHEL 6 : kernel (RHSA-2018:1319)
critical Nessus Plugin ID 109634
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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-2018:1319 advisory.- hw: cpu: speculative execution branch target injection (CVE-2017-5715)
- hw: cpu: speculative execution permission faults handling (CVE-2017-5754)
- kernel: nfsd: Incorrect handling of long RPC replies (CVE-2017-7645)
- kernel: Use-after-free vulnerability in DCCP socket (CVE-2017-8824)
- kernel: v4l2: disabled memory access protection mechanism allowing privilege escalation (CVE-2017-13166)
- kernel: netfilter: use-after-free in tcpmss_mangle_packet function in net/netfilter/xt_TCPMSS.c (CVE-2017-18017)
- kernel: Stack information leak in the EFS element (CVE-2017-1000410)
- Kernel: error in exception handling leads to DoS (CVE-2018-8897)
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-2018:1319.See Also
https://access.redhat.com/security/updates/classification/#important
http://www.nessus.org/u?3723609e
https://access.redhat.com/security/vulnerabilities/pop_ss
https://bugzilla.redhat.com/show_bug.cgi?id=1443615
https://bugzilla.redhat.com/show_bug.cgi?id=1519160
https://bugzilla.redhat.com/show_bug.cgi?id=1519591
https://bugzilla.redhat.com/show_bug.cgi?id=1519781
https://bugzilla.redhat.com/show_bug.cgi?id=1531135
https://bugzilla.redhat.com/show_bug.cgi?id=1548412
https://bugzilla.redhat.com/show_bug.cgi?id=1567074
https://access.redhat.com/articles/3431591
http://www.nessus.org/u?892ef523
Plugin Details
Severity: Critical
ID: 109634
File Name: redhat-RHSA-2018-1319.nasl
Version: 1.15
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 5/9/2018
Updated: 4/27/2024
Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus
Risk Information
VPR
Risk Factor: Critical
Score: 9.5
CVSS v2
Risk Factor: Critical
Base Score: 10
Temporal Score: 8.7
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C
CVSS Score Source: CVE-2017-18017
CVSS v3
Risk Factor: Critical
Base Score: 9.8
Temporal Score: 9.4
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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, cpe:/o:redhat:enterprise_linux:6, p-cpe:/a:redhat:enterprise_linux:kernel-debug-devel, p-cpe:/a:redhat:enterprise_linux:kernel-kdump, p-cpe:/a:redhat:enterprise_linux:kernel-bootwrapper, p-cpe:/a:redhat:enterprise_linux:python-perf, p-cpe:/a:redhat:enterprise_linux:kernel-kdump-devel, 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: 5/10/2018
Vulnerability Publication Date: 4/18/2017
Reference Information
CVE: CVE-2017-1000410, CVE-2017-13166, CVE-2017-18017, CVE-2017-5715, CVE-2017-5754, CVE-2017-7645, CVE-2017-8824, CVE-2018-8897