Executive Summary

Summary
Title kernel security and bug fix update
Informations
Name RHSA-2019:4164 First vendor Publication 2019-12-10
Vendor RedHat Last vendor Modification 2019-12-10
Severity (Vendor) N/A Revision 01

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:L/AC:L/Au:N/C:C/I:C/A:C)
Cvss Base Score 7.2 Attack Range Local
Cvss Impact Score 10 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Problem Description:

An update for kernel is now available for Red Hat Enterprise Linux 7.2 Advanced Update Support, Red Hat Enterprise Linux 7.2 Telco Extended Update Support, and Red Hat Enterprise Linux 7.2 Update Services for SAP Solutions.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux Server AUS (v. 7.2) - noarch, x86_64 Red Hat Enterprise Linux Server E4S (v. 7.2) - noarch, x86_64 Red Hat Enterprise Linux Server Optional AUS (v. 7.2) - x86_64 Red Hat Enterprise Linux Server Optional E4S (v. 7.2) - x86_64 Red Hat Enterprise Linux Server Optional TUS (v. 7.2) - x86_64 Red Hat Enterprise Linux Server TUS (v. 7.2) - noarch, x86_64

3. Description:

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

* kernel: Memory corruption due to incorrect socket cloning (CVE-2018-9568)

* kernel: Missing check in fs/inode.c:inode_init_owner() does not clear SGID bit on non-directories for non-members (CVE-2018-13405)

* Kernel: page cache side channel attacks (CVE-2019-5489)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Bug Fix(es):

* kernel build: parallelize redhat/mod-sign.sh (BZ#1755325)

4. Solution:

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

The system must be rebooted for this update to take effect.

5. Bugs fixed (https://bugzilla.redhat.com/):

1599161 - CVE-2018-13405 kernel: Missing check in fs/inode.c:inode_init_owner() does not clear SGID bit on non-directories for non-members 1655904 - CVE-2018-9568 kernel: Memory corruption due to incorrect socket cloning 1664110 - CVE-2019-5489 Kernel: page cache side channel attacks

Original Source

Url : https://rhn.redhat.com/errata/RHSA-2019-4164.html

CWE : Common Weakness Enumeration

% Id Name
33 % CWE-704 Incorrect Type Conversion or Cast
33 % CWE-319 Cleartext Transmission of Sensitive Information
33 % CWE-269 Improper Privilege Management

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 136
Application 124
Application 126
Application 119
Application 145
Application 121
Application 89
Application 113
Application 138
Application 135
Application 139
Application 124
Application 99
Application 1
Application 1
Application 1
Application 1
Application 1
Hardware 7
Hardware 6
Os 5
Os 2
Os 2
Os 1
Os 3198
Os 1
Os 2
Os 2
Os 1
Os 2
Os 4
Os 1
Os 4
Os 2

Nessus® Vulnerability Scanner

Date Description
2019-01-11 Name : The remote Virtuozzo host is missing a security update.
File : Virtuozzo_VZA-2018-086.nasl - Type : ACT_GATHER_INFO
2019-01-11 Name : The remote Virtuozzo host is missing a security update.
File : Virtuozzo_VZA-2018-088.nasl - Type : ACT_GATHER_INFO
2019-01-03 Name : The remote Fedora host is missing a security update.
File : fedora_2018-50075276e8.nasl - Type : ACT_GATHER_INFO
2018-12-11 Name : The remote EulerOS host is missing multiple security updates.
File : EulerOS_SA-2018-1406.nasl - Type : ACT_GATHER_INFO
2018-11-16 Name : The remote CentOS host is missing one or more security updates.
File : centos_RHSA-2018-3083.nasl - Type : ACT_GATHER_INFO
2018-08-16 Name : The remote Debian host is missing a security update.
File : debian_DLA-1466.nasl - Type : ACT_GATHER_INFO
2018-08-07 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-4266.nasl - Type : ACT_GATHER_INFO
2018-08-03 Name : The remote Virtuozzo host is missing a security update.
File : Virtuozzo_VZA-2018-049.nasl - Type : ACT_GATHER_INFO
2018-07-24 Name : The remote Fedora host is missing a security update.
File : fedora_2018-8484550fff.nasl - Type : ACT_GATHER_INFO

Alert History

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0
Date Informations
2020-03-19 13:19:43
  • First insertion