| Description: | Summary:
The remote host is missing an update for the 'libxslt' package(s) announced via the USN-3271-1 advisory.
Vulnerability Insight:
Holger Fuhrmannek discovered an integer overflow in the
xsltAddTextString() function in Libxslt. An attacker could use
this to craft a malicious document that, when opened, could cause a
denial of service (application crash) or possible execute arbitrary
code. (CVE-2017-5029)
Nicolas Gregoire discovered that Libxslt mishandled namespace
nodes. An attacker could use this to craft a malicious document that,
when opened, could cause a denial of service (application crash)
or possibly execute arbitrary code. This issue only affected Ubuntu
16.04 LTS, Ubuntu 14.04 LTS, and Ubuntu 12.04 LTS. (CVE-2016-1683)
Sebastian Apelt discovered that a use-after-error existed in the
xsltDocumentFunctionLoadDocument() function in Libxslt. An attacker
could use this to craft a malicious document that, when opened,
could cause a denial of service (application crash) or possibly
execute arbitrary code. This issue only affected Ubuntu 16.04 LTS,
Ubuntu 14.04 LTS, and Ubuntu 12.04 LTS. (CVE-2016-1841)
It was discovered that a type confusion error existed in the
xsltStylePreCompute() function in Libxslt. An attacker could use this
to craft a malicious XML file that, when opened, caused a denial of
service (application crash). This issue only affected Ubuntu 14.04
LTS and Ubuntu 12.04 LTS. (CVE-2015-7995)
Nicolas Gregoire discovered the Libxslt mishandled the 'i' and 'a'
format tokens for xsl:number data. An attacker could use this to
craft a malicious document that, when opened, could cause a denial of
service (application crash). This issue only affected Ubuntu 16.04 LTS,
Ubuntu 14.04 LTS, and Ubuntu 12.04 LTS. (CVE-2016-1684)
It was discovered that the xsltFormatNumberConversion() function
in Libxslt did not properly handle empty decimal separators. An
attacker could use this to craft a malicious document that, when
opened, could cause a denial of service (application crash). This
issue only affected Ubuntu 16.10, Ubuntu 16.04 LTS, Ubuntu 14.04 LTS,
and Ubuntu 12.04 LTS. (CVE-2016-4738)
Affected Software/OS:
'libxslt' package(s) on Ubuntu 12.04, Ubuntu 14.04, Ubuntu 16.04, Ubuntu 16.10, Ubuntu 17.04.
Solution:
Please install the updated package(s).
CVSS Score:
9.3
CVSS Vector:
AV:N/AC:M/Au:N/C:C/I:C/A:C
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