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slackwareSlackware Linux ProjectSSA-2017-263-01
HistorySep 21, 2017 - 1:26 a.m.

[slackware-security] samba

2017-09-2101:26:36
Slackware Linux Project
www.slackware.com
15

7.4 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

5.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:P/A:N

0.651 Medium

EPSS

Percentile

97.9%

New samba packages are available for Slackware 14.0, 14.1, 14.2, and -current
to fix security issues.

Here are the details from the Slackware 14.2 ChangeLog:

patches/packages/samba-4.4.16-i586-1_slack14.2.txz: Upgraded.
This is a security release in order to address the following defects:
SMB1/2/3 connections may not require signing where they should. A man in the
middle attack may hijack client connections.
SMB3 connections don’t keep encryption across DFS redirects. A man in the
middle attack can read and may alter confidential documents transferred via
a client connection, which are reached via DFS redirect when the original
connection used SMB3.
Server memory information leak over SMB1. Client with write access to a share
can cause server memory contents to be written into a file or printer.
For more information, see:
https://www.samba.org/samba/security/CVE-2017-12150.html
https://vulners.com/cve/CVE-2017-12150
https://www.samba.org/samba/security/CVE-2017-12151.html
https://vulners.com/cve/CVE-2017-12151
https://www.samba.org/samba/security/CVE-2017-12163.html
https://vulners.com/cve/CVE-2017-12163
(* Security fix *)

Where to find the new packages:

Thanks to the friendly folks at the OSU Open Source Lab
(http://osuosl.org) for donating FTP and rsync hosting
to the Slackware project! :-)

Also see the “Get Slack” section on http://slackware.com for
additional mirror sites near you.

Updated package for Slackware 14.0:
ftp://ftp.slackware.com/pub/slackware/slackware-14.0/patches/packages/samba-4.4.16-i486-1_slack14.0.txz

Updated package for Slackware x86_64 14.0:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.0/patches/packages/samba-4.4.16-x86_64-1_slack14.0.txz

Updated package for Slackware 14.1:
ftp://ftp.slackware.com/pub/slackware/slackware-14.1/patches/packages/samba-4.4.16-i486-1_slack14.1.txz

Updated package for Slackware x86_64 14.1:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.1/patches/packages/samba-4.4.16-x86_64-1_slack14.1.txz

Updated package for Slackware 14.2:
ftp://ftp.slackware.com/pub/slackware/slackware-14.2/patches/packages/samba-4.4.16-i586-1_slack14.2.txz

Updated package for Slackware x86_64 14.2:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.2/patches/packages/samba-4.4.16-x86_64-1_slack14.2.txz

Updated package for Slackware -current:
ftp://ftp.slackware.com/pub/slackware/slackware-current/slackware/n/samba-4.6.8-i586-1.txz

Updated package for Slackware x86_64 -current:
ftp://ftp.slackware.com/pub/slackware/slackware64-current/slackware64/n/samba-4.6.8-x86_64-1.txz

MD5 signatures:

Slackware 14.0 package:
fd4a73a3547c1249cb5b20309d89c252 samba-4.4.16-i486-1_slack14.0.txz

Slackware x86_64 14.0 package:
0d23f98b208334aa4edd39d7a3dbefe1 samba-4.4.16-x86_64-1_slack14.0.txz

Slackware 14.1 package:
e95527c65eeaa69a0598b0101ae922cd samba-4.4.16-i486-1_slack14.1.txz

Slackware x86_64 14.1 package:
e39e7a8f5ca65af04ce9e5332462a981 samba-4.4.16-x86_64-1_slack14.1.txz

Slackware 14.2 package:
3df01b933d043567ceb056a2b742f0df samba-4.4.16-i586-1_slack14.2.txz

Slackware x86_64 14.2 package:
7c2d26176341761bfa3e05e6fae8cd75 samba-4.4.16-x86_64-1_slack14.2.txz

Slackware -current package:
adfb225dc3023b976ce08fb62322e9c4 n/samba-4.6.8-i586-1.txz

Slackware x86_64 -current package:
ab4664b2ecbc70358da13f0091c1fce0 n/samba-4.6.8-x86_64-1.txz

Installation instructions:

Upgrade the package as root:
> upgradepkg samba-4.4.16-i586-1_slack14.2.txz

Then, if Samba is running restart it:

> /etc/rc.d/rc.samba restart

7.4 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

5.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:P/A:N

0.651 Medium

EPSS

Percentile

97.9%