Detections
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RHEL 8 : kernel-rt (RHSA-2019:2741)
high Nessus Plugin ID 128859
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Synopsis
The remote Red Hat host is missing one or more security updates for kernel-rt.Description
The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2019:2741 advisory.- kernel: Use-after-free in sound/usb/card.c:usb_audio_probe() (CVE-2018-19824)
- kernel: Heap overflow in mwifiex_update_bss_desc_with_ie function in marvell/mwifiex/scan.c (CVE-2019-3846)
- Kernel: KVM: nVMX: guest accesses L0 MSR causes potential DoS (CVE-2019-3887)
- kernel: brcmfmac heap buffer overflow in brcmf_wowl_nd_results (CVE-2019-9500)
- kernel: brcmfmac frame validation bypass (CVE-2019-9503)
- kernel: Count overflow in FUSE request leading to use-after-free issues. (CVE-2019-11487)
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-rt package based on the guidance in RHSA-2019:2741.See Also
http://www.nessus.org/u?53c5b220
https://access.redhat.com/errata/RHSA-2019:2741
https://access.redhat.com/security/updates/classification/#important
https://bugzilla.redhat.com/show_bug.cgi?id=1695044
https://bugzilla.redhat.com/show_bug.cgi?id=1701224
https://bugzilla.redhat.com/show_bug.cgi?id=1701842
https://bugzilla.redhat.com/show_bug.cgi?id=1703063
https://bugzilla.redhat.com/show_bug.cgi?id=1713059
Plugin Details
Severity: High
ID: 128859
File Name: redhat-RHSA-2019-2741.nasl
Version: 1.7
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 9/16/2019
Updated: 4/28/2024
Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: High
Score: 7.3
CVSS v2
Risk Factor: High
Base Score: 8.3
Temporal Score: 6.5
Vector: CVSS2#AV:A/AC:L/Au:N/C:C/I:C/A:C
CVSS Score Source: CVE-2019-3846
CVSS v3
Risk Factor: High
Base Score: 8.8
Temporal Score: 7.9
Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:redhat:enterprise_linux:kernel-rt, p-cpe:/a:redhat:enterprise_linux:kernel-rt-core, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-core, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-devel, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-kvm, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-modules, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-modules-extra, p-cpe:/a:redhat:enterprise_linux:kernel-rt-devel, p-cpe:/a:redhat:enterprise_linux:kernel-rt-kvm, p-cpe:/a:redhat:enterprise_linux:kernel-rt-modules, p-cpe:/a:redhat:enterprise_linux:kernel-rt-modules-extra, cpe:/o:redhat:enterprise_linux:8
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: 9/11/2019
Vulnerability Publication Date: 12/3/2018
Reference Information
CVE: CVE-2018-19824, CVE-2019-11487, CVE-2019-3846, CVE-2019-3887, CVE-2019-9500, CVE-2019-9503