Scientific Linux Security Update : kernel on SL6.x i386/x86_64 (20200311)

critical Nessus Plugin ID 134440
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.


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


Security Fix(es) :

- kernel: buffer overflow in cfg80211_mgd_wext_giwessid in net/wireless /wext-sme.c (CVE-2019-17133)

- kernel: unprivileged users able to create RAW sockets in AF_ISDN network protocol. (CVE-2019-17055)

Bug Fix(es) :

- LACP bond does not function because bonding driver sees slave speed & duplex as Unknown

- ixgbevf guess causes excessive interrupts in hypervisor due to get link settings


Update the affected packages.

See Also

Plugin Details

Severity: Critical

ID: 134440

File Name: sl_20200311_kernel_on_SL6_x.nasl

Version: 1.2

Type: local

Agent: unix

Published: 3/12/2020

Updated: 3/16/2020

Dependencies: ssh_get_info.nasl

Risk Information


Risk Factor: High

Score: 7.4


Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Temporal Vector: E:U/RL:OF/RC:C


Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

Temporal Vector: E:U/RL:O/RC:C

Vulnerability Information

CPE: 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-i686, 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-firmware, p-cpe:/a:fermilab:scientific_linux:kernel-headers, 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/cpu, Host/RedHat/release, Host/RedHat/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 3/11/2020

Vulnerability Publication Date: 10/1/2019

Reference Information

CVE: CVE-2019-17055, CVE-2019-17133