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Red Hat Enterprise Linux 7: RHSA-2018-1169-01 Critical Integer Overflow

red hat
Calendar Grey April 17, 2018
Scroller Redhat
The latest Corosync update for Red Hat Enterprise Linux addresses a critical integer overflow vulnerability to enhance system integrity and reliability.
An update for corosync is now available for Red Hat Enterprise Linux 7

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

Summary

The corosync packages provide the Corosync Cluster Engine and C APIs for Red Hat Enterprise Linux cluster software.
Security Fix(es):
* corosync: Integer overflow in exec/totemcrypto.c:authenticate_nss_2_3() function (CVE-2018-1084)
For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.
Red Hat would like to thank Citrix Security Response Team for reporting this issue.

Topics%20covered

Topics Covered

security advisory security update critical Red Hat Enterprise Linux important integer overflow corosync

References

https://access.redhat.com/security/cve/CVE-2018-1084 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux Server High Availability (v. 7):
Source: corosync-2.4.3-2.el7_5.1.src.rpm
ppc64le: corosync-2.4.3-2.el7_5.1.ppc64le.rpm corosync-debuginfo-2.4.3-2.el7_5.1.ppc64le.rpm corosync-qdevice-2.4.3-2.el7_5.1.ppc64le.rpm corosync-qnetd-2.4.3-2.el7_5.1.ppc64le.rpm corosynclib-2.4.3-2.el7_5.1.ppc64le.rpm corosynclib-devel-2.4.3-2.el7_5.1.ppc64le.rpm
s390x: corosync-2.4.3-2.el7_5.1.s390x.rpm corosync-debuginfo-2.4.3-2.el7_5.1.s390x.rpm corosync-qdevice-2.4.3-2.el7_5.1.s390x.rpm corosync-qnetd-2.4.3-2.el7_5.1.s390x.rpm corosynclib-2.4.3-2.el7_5.1.s390x.rpm corosynclib-devel-2.4.3-2.el7_5.1.s390x.rpm
x86_64: corosync-2.4.3-2.el7_5.1.x86_64.rpm corosync-debuginfo-2.4.3-2.el7_5.1.i686.rpm corosync-debuginfo-2.4.3-2.el7_5.1.x86_64.rpm corosync-qdevice-2.4.3-2.el7_5.1.x86_64.rpm corosync-qnetd-2.4.3-2.el7_5.1.x86_64.rpm corosynclib-2.4.3-2.el7_5.1.i686.rpm corosynclib-2.4.3-2.el7_5.1.x86_64.rpm corosynclib-devel-2.4.3-2.el7_5.1.i686.rpm corosynclib-devel-2.4.3-2.el7_5.1.x86_64.rpm
Red Hat Enterprise Linux Server Resilient Storage (v. 7):
Source: corosync-2.4.3-2.el7_5.1.src.rpm
ppc64le: corosync-2.4.3-2.el7_5.1.ppc64le.rpm corosync-debuginfo-2.4.3-2.el7_5.1.ppc64le.rpm corosync-qdevice-2.4.3-2.el7_5.1.ppc64le.rpm corosync-qnetd-2.4.3-2.el7_5.1.ppc64le.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2018:1169-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2018:1169
Issue date: 2018-04-17

Topic

An update for corosync is now available for Red Hat Enterprise Linux 7.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory security update critical Red Hat Enterprise Linux important integer overflow corosync

Relevant Releases Architectures

Red Hat Enterprise Linux Server High Availability (v. 7) - ppc64le, s390x, x86_64

Red Hat Enterprise Linux Server Resilient Storage (v. 7) - ppc64le, s390x, x86_64

Bugs Fixed

1552830 - CVE-2018-1084 corosync: Integer overflow in exec/totemcrypto.c:authenticate_nss_2_3() function

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