Scientific Linux Security Update : kernel on SL7.x x86_64 (20190423)

high Nessus Plugin ID 124290

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Synopsis

The remote Scientific Linux host is missing one or more security updates.

Description

Security Fix(es) :

- Kernel: KVM: potential use-after-free via kvm_ioctl_create_device() (CVE-2019-6974)

- Kernel: KVM: nVMX: use-after-free of the hrtimer for emulation of the preemption timer (CVE-2019-7221)

Bug Fix(es) :

- rbd: avoid corruption on partially completed bios [rhel-7.6.z]

- xfs_vm_writepages deadly embrace between kworker and user task. [rhel-7.6.z]

- Offload Connections always get vlan priority 0 [rhel-7.6.z]

- [NOKIA] SL sends flood of Neighbour Solicitations under specific conditions [rhel-7.6.z]

- SL 7.6 - Host crash occurred on NVMe/IB system while running controller reset [rhel-7.6.z]

- [rhel7] raid0 md workqueue deadlock with stacked md devices [rhel-7.6.z]

- [PureStorage7.6]nvme disconnect following an unsuccessful Admin queue creation causes kernel panic [rhel-7.6.z]

- RFC: Regression with -fstack-check in 'backport upstream large stack guard patch to SL6' patch [rhel-7.6.z]

- [Hyper-V] [SL 7.6]hv_netvsc: Fix a network regression after ifdown/ifup [rhel-7.6.z]

- rtc_cmos: probe of 00:01 failed with error -16 [rhel-7.6.z]

- ACPI WDAT watchdog update [rhel-7.6.z]

- high ovs-vswitchd CPU usage when VRRP over VXLAN tunnel causing qrouter fail-over [rhel-7.6.z]

- Openshift node drops outgoing POD traffic due to NAT hashtable race in __ip_conntrack_confirm() [rhel-7.6.z]

- [Backport] [v3,2/2] net: igmp: Allow user-space configuration of igmp unsolicited report interval [rhel-7.6.z]

- [SL7.6]: Intermittently seen FIFO parity error on T6225-SO adapter [rhel-7.6.z]

- The number of unsolict report about IGMP is incorrect [rhel-7.6.z]

- RDT driver causing failure to boot on AMD Rome system with more than 255 CPUs [rhel-7.6.z]

- mpt3sas_cm0: fault_state(0x2100)! [rhel-7.6.z]

- rwsem in inconsistent state leading system to hung [rhel-7.6.z]

Solution

Update the affected packages.

Plugin Details

Severity: High

ID: 124290

File Name: sl_20190423_kernel_on_SL7_x.nasl

Version: 1.4

Type: local

Agent: unix

Family: Scientific Linux Local Security Checks

Published: 4/25/2019

Updated: 5/31/2024

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2019-6974

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.3

Vector: CVSS:3.0/AV:N/AC:H/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:fermilab:scientific_linux:kernel-debuginfo, p-cpe:/a:fermilab:scientific_linux:kernel-tools-debuginfo, p-cpe:/a:fermilab:scientific_linux:kernel-tools-libs-devel, p-cpe:/a:fermilab:scientific_linux:kernel-doc, p-cpe:/a:fermilab:scientific_linux:kernel-debuginfo-common-x86_64, p-cpe:/a:fermilab:scientific_linux:python-perf-debuginfo, p-cpe:/a:fermilab:scientific_linux:perf-debuginfo, p-cpe:/a:fermilab:scientific_linux:perf, p-cpe:/a:fermilab:scientific_linux:kernel-debug-devel, p-cpe:/a:fermilab:scientific_linux:python-perf, p-cpe:/a:fermilab:scientific_linux:kernel, p-cpe:/a:fermilab:scientific_linux:kernel-tools, p-cpe:/a:fermilab:scientific_linux:kernel-debug-debuginfo, p-cpe:/a:fermilab:scientific_linux:kernel-debug, p-cpe:/a:fermilab:scientific_linux:bpftool, x-cpe:/o:fermilab:scientific_linux, p-cpe:/a:fermilab:scientific_linux:kernel-headers, p-cpe:/a:fermilab:scientific_linux:kernel-devel, p-cpe:/a:fermilab:scientific_linux:kernel-abi-whitelists, p-cpe:/a:fermilab:scientific_linux:kernel-tools-libs

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 4/23/2019

Vulnerability Publication Date: 2/15/2019

Reference Information

CVE: CVE-2019-6974, CVE-2019-7221

Detections

Analytics