Executive Summary

Summary
Title kernel security and bug fix update
Informations
Name RHSA-2019:2736 First vendor Publication 2019-09-11
Vendor RedHat Last vendor Modification 2019-09-11
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:N/AC:L/Au:N/C:N/I:N/A:C)
Cvss Base Score 7.8 Attack Range Network
Cvss Impact Score 6.9 Attack Complexity Low
Cvss Expoit Score 10 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 6.

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 Desktop (v. 6) - i386, noarch, x86_64 Red Hat Enterprise Linux Desktop Optional (v. 6) - i386, x86_64 Red Hat Enterprise Linux HPC Node (v. 6) - noarch, x86_64 Red Hat Enterprise Linux HPC Node Optional (v. 6) - x86_64 Red Hat Enterprise Linux Server (v. 6) - i386, noarch, ppc64, s390x, x86_64 Red Hat Enterprise Linux Server Optional (v. 6) - i386, ppc64, s390x, x86_64 Red Hat Enterprise Linux Workstation (v. 6) - i386, noarch, x86_64 Red Hat Enterprise Linux Workstation Optional (v. 6) - i386, 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: a NULL pointer dereference in drivers/scsi/megaraid/megaraid_sas_base.c leading to DoS (CVE-2019-11810)

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):

* fragmented packets timing out (BZ#1728931)

* Backport TCP follow-up for small buffers (BZ#1732107)

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/):

1655904 - CVE-2018-9568 kernel: Memory corruption due to incorrect socket cloning 1709164 - CVE-2019-11810 kernel: a NULL pointer dereference in drivers/scsi/megaraid/megaraid_sas_base.c leading to DoS

Original Source

Url : https://rhn.redhat.com/errata/RHSA-2019-2736.html

CWE : Common Weakness Enumeration

% Id Name
33 % CWE-704 Incorrect Type Conversion or Cast
33 % CWE-476 NULL Pointer Dereference
33 % CWE-416 Use After Free

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Os 6
Os 1
Os 1
Os 3289
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1

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

Alert History

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0
Date Informations
2020-03-19 13:19:08
  • First insertion