SUSE SLED12 / SLES12 Security Update : libarchive (SUSE-SU-2016:1909-1)

This script is Copyright (C) 2016 Tenable Network Security, Inc.


Synopsis :

The remote SUSE host is missing one or more security updates.

Description :

libarchive was updated to fix 20 security issues. These security
issues were fixed :

- CVE-2015-8918: Overlapping memcpy in CAB parser
(bsc#985698).

- CVE-2015-8919: Heap out of bounds read in LHA/LZH parser
(bsc#985697).

- CVE-2015-8920: Stack out of bounds read in ar parser
(bsc#985675).

- CVE-2015-8921: Global out of bounds read in mtree parser
(bsc#985682).

- CVE-2015-8922: NULL pointer access in 7z parser
(bsc#985685).

- CVE-2015-8923: Unclear crashes in ZIP parser
(bsc#985703).

- CVE-2015-8924: Heap buffer read overflow in tar
(bsc#985609).

- CVE-2015-8925: Unclear invalid memory read in mtree
parser (bsc#985706).

- CVE-2015-8926: NULL pointer access in RAR parser
(bsc#985704).

- CVE-2015-8928: Heap out of bounds read in mtree parser
(bsc#985679).

- CVE-2015-8929: Memory leak in tar parser (bsc#985669).

- CVE-2015-8930: Endless loop in ISO parser (bsc#985700).

- CVE-2015-8931: Undefined behavior / signed integer
overflow in mtree parser (bsc#985689).

- CVE-2015-8932: Compress handler left shifting larger
than int size (bsc#985665).

- CVE-2015-8933: Undefined behavior / signed integer
overflow in TAR parser (bsc#985688).

- CVE-2015-8934: Out of bounds read in RAR (bsc#985673).

- CVE-2016-4300: Heap buffer overflow vulnerability in the
7zip read_SubStreamsInfo (bsc#985832).

- CVE-2016-4301: Stack buffer overflow in the mtree
parse_device (bsc#985826).

- CVE-2016-4302: Heap buffer overflow in the Rar
decompression functionality (bsc#985835).

- CVE-2016-4809: Memory allocate error with symbolic links
in cpio archives (bsc#984990).

Note that Tenable Network Security has extracted the preceding
description block directly from the SUSE security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues.

See also :

https://bugzilla.suse.com/984990
https://bugzilla.suse.com/985609
https://bugzilla.suse.com/985665
https://bugzilla.suse.com/985669
https://bugzilla.suse.com/985673
https://bugzilla.suse.com/985675
https://bugzilla.suse.com/985679
https://bugzilla.suse.com/985682
https://bugzilla.suse.com/985685
https://bugzilla.suse.com/985688
https://bugzilla.suse.com/985689
https://bugzilla.suse.com/985697
https://bugzilla.suse.com/985698
https://bugzilla.suse.com/985700
https://bugzilla.suse.com/985703
https://bugzilla.suse.com/985704
https://bugzilla.suse.com/985706
https://bugzilla.suse.com/985826
https://bugzilla.suse.com/985832
https://bugzilla.suse.com/985835
https://www.suse.com/security/cve/CVE-2015-8918.html
https://www.suse.com/security/cve/CVE-2015-8919.html
https://www.suse.com/security/cve/CVE-2015-8920.html
https://www.suse.com/security/cve/CVE-2015-8921.html
https://www.suse.com/security/cve/CVE-2015-8922.html
https://www.suse.com/security/cve/CVE-2015-8923.html
https://www.suse.com/security/cve/CVE-2015-8924.html
https://www.suse.com/security/cve/CVE-2015-8925.html
https://www.suse.com/security/cve/CVE-2015-8926.html
https://www.suse.com/security/cve/CVE-2015-8928.html
https://www.suse.com/security/cve/CVE-2015-8929.html
https://www.suse.com/security/cve/CVE-2015-8930.html
https://www.suse.com/security/cve/CVE-2015-8931.html
https://www.suse.com/security/cve/CVE-2015-8932.html
https://www.suse.com/security/cve/CVE-2015-8933.html
https://www.suse.com/security/cve/CVE-2015-8934.html
https://www.suse.com/security/cve/CVE-2016-4300.html
https://www.suse.com/security/cve/CVE-2016-4301.html
https://www.suse.com/security/cve/CVE-2016-4302.html
https://www.suse.com/security/cve/CVE-2016-4809.html
http://www.nessus.org/u?cbcc4a73

Solution :

To install this SUSE Security Update use YaST online_update.
Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Software Development Kit 12-SP1:zypper in -t
patch SUSE-SLE-SDK-12-SP1-2016-1123=1

SUSE Linux Enterprise Server 12-SP1:zypper in -t patch
SUSE-SLE-SERVER-12-SP1-2016-1123=1

SUSE Linux Enterprise Desktop 12-SP1:zypper in -t patch
SUSE-SLE-DESKTOP-12-SP1-2016-1123=1

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

Risk factor :

Medium / CVSS Base Score : 6.8
(CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P)
CVSS Temporal Score : 5.3
(CVSS2#E:POC/RL:OF/RC:ND)
Public Exploit Available : true

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