| Description: | Summary:
The remote host is missing an update for the 'libarchive' package(s) announced via the USN-3225-1 advisory.
Vulnerability Insight:
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)
Affected Software/OS:
'libarchive' package(s) on Ubuntu 12.04, Ubuntu 14.04, Ubuntu 16.04, Ubuntu 16.10.
Solution:
Please install the updated package(s).
CVSS Score:
7.5
CVSS Vector:
AV:N/AC:L/Au:N/C:P/I:P/A:P
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