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openSUSE: 2017:2289-1 Important: Exim Local Escalation And Memory Leak

opensuse
Calendar Grey August 29, 2017
Dist Opensuse Esm H88
A new patch has been released for exim, fixing vulnerabilities related to local privilege escalation and data exposure on openSUSE platforms.
An update that fixes three vulnerabilities is now available

Description

This update for exim fixes the following issues:

Changes in exim:

- specify users with ref:mail, to make them dynamic. (boo#1046971)

- CVE-2017-1000369: Fixed memory leaks that could be exploited to "stack

crash" local privilege escalation (boo#1044692)

- Require user(mail) group(mail) to meet new users handling in TW.

- Prerequire permissions (fixes rpmlint).

- conditionally disable DANE on SuSE versions with OpenSSL < 1.0

- CVE-2016-1531: when installed setuid root, allows local users to gain

privileges via the perl_startup argument.

- CVE-2016-9963: DKIM information leakage (boo#1015930)

- Makefile tuning:

+ add sqlite support

+ disable WITH_OLD_DEMIME

+ enable AUTH_CYRUS_SASL

+ enable AUTH_TLS

+ enable SYSLOG_LONG_LINES

+ enable SUPPORT_PAM

+ MAX_NAMED_LIST=64

+ enable EXPERIMENTAL_DMARC

+ enable EXPERIMENTAL_EVENT

+ enable EXPERIMENTAL_PROXY

+ enable...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory security issue exim memory leak local escalation important update openSUSE

Patch

Patch Instructions:

To install this openSUSE Security Update use YaST online_update.

Alternatively you can run the command listed for your product:

- openSUSE Leap 42.3:

zypper in -t patch openSUSE-2017-980=1

- openSUSE Leap 42.2:

zypper in -t patch openSUSE-2017-980=1

To bring your system up-to-date, use "zypper patch".

Package List

- openSUSE Leap 42.3 (x86_64):

exim-4.86.2-14.1

exim-debuginfo-4.86.2-14.1

exim-debugsource-4.86.2-14.1

eximon-4.86.2-14.1

eximon-debuginfo-4.86.2-14.1

eximstats-html-4.86.2-14.1

- openSUSE Leap 42.2 (x86_64):

exim-4.86.2-10.6.1

exim-debuginfo-4.86.2-10.6.1

exim-debugsource-4.86.2-10.6.1

eximon-4.86.2-10.6.1

eximon-debuginfo-4.86.2-10.6.1

eximstats-html-4.86.2-10.6.1

References

https://www.suse.com/security/cve/CVE-2016-1531.html

https://www.suse.com/security/cve/CVE-2016-9963.html

https://www.suse.com/security/cve/CVE-2017-1000369.html

https://bugzilla.suse.com/1015930

https://bugzilla.suse.com/1044692

https://bugzilla.suse.com/1046971

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2017:2289-1
Rating: important
Affected Products: openSUSE Leap 42.3 openSUSE Leap 42.2 .

Topics%20covered

Topics Covered

security advisory security issue exim memory leak local escalation important update openSUSE

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