RHSA-2017:3382-1: Important: firefox security update

Red Hat Enterprise Linux: An update for firefox is now available for Red Hat Enterprise Linux 6 and Red
Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of
Important. A Common Vulnerability Scoring System (CVSS) base score, which gives
a detailed severity rating, is available for each vulnerability from the CVE
link(s) in the References section.
CVE-2017-7843

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RHSA-2017:3379-1: Moderate: sssd security and bug fix update

Red Hat Enterprise Linux: An update for sssd is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of
Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a
detailed severity rating, is available for each vulnerability from the CVE
link(s) in the References section.
CVE-2017-12173

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USN-3503-1: Evince vulnerability

Ubuntu Security Notice USN-3503-1

4th December, 2017

evince vulnerability

A security issue affects these releases of Ubuntu and its
derivatives:

  • Ubuntu 17.04
  • Ubuntu 16.04 LTS
  • Ubuntu 14.04 LTS

Summary

Evince could be made to run programs if it printed a specially crafted
file.

Software description

  • evince
    – Document viewer

Details

It was discovered that Evince incorrectly handled printing certain DVI
files. If a user were tricked into opening and printing a specially-named
DVI file, an attacker could use this issue to execute arbitrary code.

Update instructions

The problem can be corrected by updating your system to the following
package version:

Ubuntu 17.04:
evince

3.24.0-0ubuntu1.3
evince-common

3.24.0-0ubuntu1.3
Ubuntu 16.04 LTS:
evince

3.18.2-1ubuntu4.3
evince-common

3.18.2-1ubuntu4.3
Ubuntu 14.04 LTS:
evince

3.10.3-0ubuntu10.4
evince-common

3.10.3-0ubuntu10.4

To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.

In general, a standard system update will make all the necessary changes.

References

CVE-2017-1000159

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USN-3498-2: curl vulnerability

Ubuntu Security Notice USN-3498-2

4th December, 2017

curl vulnerability

A security issue affects these releases of Ubuntu and its
derivatives:

  • Ubuntu 12.04 LTS

Summary

curl could be made to crash if it received specially crafted
input.

Software description

  • curl
    – HTTP, HTTPS, and FTP client and client libraries

Details

USN-3498-1 fixed a vulnerability in curl. This update provides
the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

It was discovered that curl incorrectly handled FTP wildcard matching. A
remote attacker could use this issue to cause curl to crash, resulting in a
denial of service, or possibly obtain sensitive information.
(CVE-2017-8817)

Update instructions

The problem can be corrected by updating your system to the following
package version:

Ubuntu 12.04 LTS:
libcurl3-nss

7.22.0-3ubuntu4.19
curl

7.22.0-3ubuntu4.19
libcurl3-gnutls

7.22.0-3ubuntu4.19
libcurl3

7.22.0-3ubuntu4.19

To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.

In general, a standard system update will make all the necessary changes.

References

CVE-2017-8817

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USN-3504-1: libxml2 vulnerability

Ubuntu Security Notice USN-3504-1

5th December, 2017

libxml2 vulnerability

A security issue affects these releases of Ubuntu and its
derivatives:

  • Ubuntu 17.10
  • Ubuntu 17.04
  • Ubuntu 16.04 LTS
  • Ubuntu 14.04 LTS

Summary

libxml2 could be made to crash if it opened a specially crafted
file.

Software description

  • libxml2
    – GNOME XML library

Details

Wei Lei discovered that libxml2 incorrecty handled certain parameter
entities. An attacker could use this issue with specially constructed XML
data to cause libxml2 to consume resources, leading to a denial of service.

Update instructions

The problem can be corrected by updating your system to the following
package version:

Ubuntu 17.10:
libxml2

2.9.4+dfsg1-4ubuntu1.1
libxml2-utils

2.9.4+dfsg1-4ubuntu1.1
python-libxml2

2.9.4+dfsg1-4ubuntu1.1
python3-libxml2

2.9.4+dfsg1-4ubuntu1.1
Ubuntu 17.04:
libxml2

2.9.4+dfsg1-2.2ubuntu0.2
libxml2-utils

2.9.4+dfsg1-2.2ubuntu0.2
python-libxml2

2.9.4+dfsg1-2.2ubuntu0.2
python3-libxml2

2.9.4+dfsg1-2.2ubuntu0.2
Ubuntu 16.04 LTS:
libxml2

2.9.3+dfsg1-1ubuntu0.4
libxml2-utils

2.9.3+dfsg1-1ubuntu0.4
python-libxml2

2.9.3+dfsg1-1ubuntu0.4
Ubuntu 14.04 LTS:
libxml2

2.9.1+dfsg1-3ubuntu4.11
libxml2-utils

2.9.1+dfsg1-3ubuntu4.11
python-libxml2

2.9.1+dfsg1-3ubuntu4.11

To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.

In general, a standard system update will make all the necessary changes.

References

CVE-2017-16932

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USN-3504-2: libxml2 vulnerability

Ubuntu Security Notice USN-3504-2

5th December, 2017

libxml2 vulnerability

A security issue affects these releases of Ubuntu and its
derivatives:

  • Ubuntu 12.04 LTS

Summary

curl could be made to crash if it received specially crafted
input.

Software description

  • libxml2
    – GNOME XML library

Details

USN-3504-1 fixed a vulnerability in libxml2. This update provides
the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

Wei Lei discovered that libxml2 incorrecty handled certain parameter
entities. An attacker could use this issue with specially constructed XML
data to cause libxml2 to consume resources, leading to a denial of service.

Update instructions

The problem can be corrected by updating your system to the following
package version:

Ubuntu 12.04 LTS:
libxml2

2.7.8.dfsg-5.1ubuntu4.19
libxml2-utils

2.7.8.dfsg-5.1ubuntu4.19
python-libxml2

2.7.8.dfsg-5.1ubuntu4.19

To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.

In general, a standard system update will make all the necessary changes.

References

CVE-2017-16932

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