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openSUSE Leap 42.3: 2018:1136-2 Critical Corosync Command Execution Alert

opensuse
Calendar Grey May 3, 2018
Dist Opensuse Esm H88
A critical patch for openSUSE resolves vulnerabilities in corosync. It addresses a buffer overflow that could result in arbitrary command execution.
An update that solves one vulnerability and has two fixes is now available.

Description

This update for corosync fixes the following issues:

- CVE-2018-1084: Integer overflow in totemcrypto:authenticate_nss_2_3()

could lead to command execution (bsc#1089346)

- Providing an empty uid or gid results in coroparse adding uid 0.

(bsc#1066585)

- Fix a problem with configuration file incompatibilities that was causing

corosync to not work after upgrading from SLE-11-SP4-HA to SLE-12/15-HA.

(bsc#1083561)

This update was imported from the SUSE:SLE-12-SP3:Update update project.

Patch

Patch Instructions:

To install this openSUSE Security Update use the SUSE recommended installation methods

like YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:

- openSUSE Leap 42.3:

zypper in -t patch openSUSE-2018-417=1

Package List

- openSUSE Leap 42.3 (i586 x86_64):

corosync-2.3.6-10.1

corosync-debuginfo-2.3.6-10.1

corosync-debugsource-2.3.6-10.1

corosync-testagents-2.3.6-10.1

corosync-testagents-debuginfo-2.3.6-10.1

libcorosync-devel-2.3.6-10.1

libcorosync4-2.3.6-10.1

libcorosync4-debuginfo-2.3.6-10.1

- openSUSE Leap 42.3 (x86_64):

libcorosync4-32bit-2.3.6-10.1

libcorosync4-debuginfo-32bit-2.3.6-10.1

References

https://www.suse.com/security/cve/CVE-2018-1084.html

https://bugzilla.suse.com/1066585

https://bugzilla.suse.com/1083561

https://bugzilla.suse.com/1089346

--

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2018:1136-1
Rating: important
Affected Products: openSUSE Leap 42.3 le.

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