Ubuntu 12.04 LTS / 14.04 LTS / 16.04 LTS / 16.10 : libarchive vulnerabilities (USN-3225-1)

Ubuntu Security Notice (C) 2017 Canonical, Inc. / NASL script (C) 2017 Tenable Network Security, Inc.


Synopsis :

The remote Ubuntu host is missing one or more security-related
patches.

Description :

It was discovered that libarchive incorrectly handled hardlink entries
when extracting archives. A remote attacker could possibly use this
issue to overwrite arbitrary files. (CVE-2016-5418)

Christian Wressnegger, Alwin Maier, and Fabian Yamaguchi discovered
that libarchive incorrectly handled filename lengths when writing
ISO9660 archives. A remote attacker could use this issue to cause
libarchive to crash, resulting in a denial of service, or possibly
execute arbitrary code. This issue only applied to Ubuntu 12.04 LTS,
Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. (CVE-2016-6250)

Alexander Cherepanov discovered that libarchive incorrectly handled
recursive decompressions. A remote attacker could possibly use this
issue to cause libarchive to hang, resulting in a denial of service.
This issue only applied to Ubuntu 12.04 LTS, Ubuntu 14.04 LTS and
Ubuntu 16.04 LTS. (CVE-2016-7166)

It was discovered that libarchive incorrectly handled non-printable
multibyte characters in filenames. A remote attacker could possibly
use this issue to cause libarchive to crash, resulting in a denial of
service. (CVE-2016-8687)

It was discovered that libarchive incorrectly handled line sizes when
extracting certain archives. A remote attacker could possibly use this
issue to cause libarchive to crash, resulting in a denial of service.
(CVE-2016-8688)

It was discovered that libarchive incorrectly handled multiple
EmptyStream attributes when extracting certain 7zip archives. A remote
attacker could possibly use this issue to cause libarchive to crash,
resulting in a denial of service. (CVE-2016-8689)

Jakub Jirasek discovered that libarchive incorrectly handled memory
when extracting certain archives. A remote attacker could possibly use
this issue to cause libarchive to crash, resulting in a denial of
service. (CVE-2017-5601).

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

Solution :

Update the affected libarchive12 and / or libarchive13 packages.

Risk factor :

High / CVSS Base Score : 7.5
(CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P)
CVSS Temporal Score : 5.9
(CVSS2#E:POC/RL:OF/RC:ND)
Public Exploit Available : true

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 97660 ()

Bugtraq ID:

CVE ID: CVE-2016-5418
CVE-2016-6250
CVE-2016-7166
CVE-2016-8687
CVE-2016-8688
CVE-2016-8689
CVE-2017-5601

Ready to Amp Up Your Nessus Experience?

Get Nessus Professional to scan unlimited IPs, run compliance checks & more

Buy Nessus Professional Now