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Scientific Linux Security Update : kernel on SL7.x x86_64 (20191205)

high Nessus Plugin ID 131832

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Synopsis

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

Description

Security Fix(es) :

 - Kernel: KVM: OOB memory access via mmio ring buffer (CVE-2019-14821)

 - kernel: local attacker can trigger multiple use-after-free conditions results in privilege escalation (CVE-2019-15239)

Bug Fix(es) :

 - On SL 7.7 kernel SCSI VPD information for NVMe drives is missing (breaks InfoScale)

 - SL7 fnic spamming logs: Current vnic speed set to :
 40000

 - kernel build: parallelize redhat/mod-sign.sh

 - kernel build: speed up module compression step

 - Nested VirtualBox VMs on Windows guest has the potential of impacting memory region allocated to other KVM guests

 - NULL pointer dereference at check_preempt_wakeup+0x109

 - Regression: panic in pick_next_task_rt

 - ixgbe reports 'Detected Tx Unit Hang' with adapter reset on SL 7

 - [Intel 7.8 Bug] [KVM][CLX] CPUID_7_0_EDX_ARCH_CAPABILITIES is not enabled in VM.

 - nvme: dead loop in blk_mq_tagset_wait_completed_request() when it is called from timeout handler

 - [mlx5] VF Representer naming is not consistent/persistent through reboots with OSPD deployment

 - OS getting restarted because of driver issue with QLogic Corp. ISP2532-based 8Gb Fibre Channel to PCI Express HBA [1077:2532] (rev 02).

 - mlx5: Load balancing not working over VF LAG configuration

 - SL7.8 - ISST-LTE: vimlp1: Running LTP af_alg04.c (crypto) crash the LPAR

 - SL7.5 - Fix security issues on crypto vmx

 - SL 7.7 RC1 - Host crashes about 4.5 hours into switch port bounce test

 - SL7.6 - cacheinfo code unsafe vs LPM

 - xfs hangs on acquiring xfs_buf semaphore

 - single CPU VM hangs during open_posix_testsuite

 - rcu_sched self-detected stall on CPU while booting with nohz_full

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?7767f8d3

Plugin Details

Severity: High

ID: 131832

File Name: sl_20191205_kernel_on_SL7_x.nasl

Version: 1.5

Type: local

Agent: unix

Published: 12/9/2019

Updated: 4/5/2024

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.3

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.6

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

CVSS Score Source: CVE-2019-15239

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

CVSS Score Source: CVE-2019-14821

Vulnerability Information

CPE: p-cpe:/a:fermilab:scientific_linux:bpftool, p-cpe:/a:fermilab:scientific_linux:bpftool-debuginfo, p-cpe:/a:fermilab:scientific_linux:kernel, p-cpe:/a:fermilab:scientific_linux:kernel-abi-whitelists, p-cpe:/a:fermilab:scientific_linux:kernel-debug, p-cpe:/a:fermilab:scientific_linux:kernel-debug-debuginfo, p-cpe:/a:fermilab:scientific_linux:kernel-debug-devel, p-cpe:/a:fermilab:scientific_linux:kernel-debuginfo, p-cpe:/a:fermilab:scientific_linux:kernel-debuginfo-common-x86_64, p-cpe:/a:fermilab:scientific_linux:kernel-devel, p-cpe:/a:fermilab:scientific_linux:kernel-doc, p-cpe:/a:fermilab:scientific_linux:kernel-headers, p-cpe:/a:fermilab:scientific_linux:kernel-tools, p-cpe:/a:fermilab:scientific_linux:kernel-tools-debuginfo, p-cpe:/a:fermilab:scientific_linux:kernel-tools-libs, p-cpe:/a:fermilab:scientific_linux:kernel-tools-libs-devel, p-cpe:/a:fermilab:scientific_linux:perf, p-cpe:/a:fermilab:scientific_linux:perf-debuginfo, p-cpe:/a:fermilab:scientific_linux:python-perf, p-cpe:/a:fermilab:scientific_linux:python-perf-debuginfo, x-cpe:/o:fermilab:scientific_linux

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: 12/5/2019

Vulnerability Publication Date: 8/20/2019

Reference Information

CVE: CVE-2019-14821, CVE-2019-15239