drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Mehrere Probleme in Libidn
Name: |
Mehrere Probleme in Libidn |
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ID: |
USN-3068-1 |
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Distribution: |
Ubuntu |
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Plattformen: |
Ubuntu 12.04 LTS, Ubuntu 14.04 LTS, Ubuntu 16.04 LTS |
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Datum: |
Mi, 24. August 2016, 17:33 |
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Referenzen: |
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-2059
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-6263
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8948
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-6261
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-6262 |
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Applikationen: |
Libidn2 |
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Originalnachricht |
This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --===============0756838481197736387== Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="bTRwVN1EoNIsVTgIQXKubRDJVjjllcNbK"
This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --bTRwVN1EoNIsVTgIQXKubRDJVjjllcNbK Content-Type: multipart/mixed; boundary="8jgDoVD2qhHC1j4tc0i1HF3bsvfoQk78B" From: Marc Deslauriers <marc.deslauriers@canonical.com> Reply-To: Ubuntu Security <security@ubuntu.com> To: ubuntu-security-announce@lists.ubuntu.com Message-ID: <54bfaab8-4017-6db1-6cfb-014c67b35d30@canonical.com> Subject: [USN-3068-1] Libidn vulnerabilities
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========================================================================== Ubuntu Security Notice USN-3068-1 August 24, 2016
libidn vulnerabilities ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 16.04 LTS - Ubuntu 14.04 LTS - Ubuntu 12.04 LTS
Summary:
Several security issues were fixed in Libidn.
Software Description: - libidn: implementation of IETF IDN specifications
Details:
Thijs Alkemade, Gustavo Grieco, Daniel Stenberg, and Nikos Mavrogiannopoulos discovered that Libidn incorrectly handled invalid UTF-8 characters. A remote attacker could use this issue to cause Libidn to crash, resulting in a denial of service, or possibly disclose sensitive memory. This issue only applied to Ubuntu 12.04 LTS and Ubuntu 14.04 LTS. (CVE-2015-2059)
Hanno Böck discovered that Libidn incorrectly handled certain input. A remote attacker could possibly use this issue to cause Libidn to crash, resulting in a denial of service. (CVE-2015-8948, CVE-2016-6262, CVE-2016-6261, CVE-2016-6263)
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 16.04 LTS: libidn11 1.32-3ubuntu1.1
Ubuntu 14.04 LTS: libidn11 1.28-1ubuntu2.1
Ubuntu 12.04 LTS: libidn11 1.23-2ubuntu0.1
In general, a standard system update will make all the necessary changes.
References: http://www.ubuntu.com/usn/usn-3068-1 CVE-2015-2059, CVE-2015-8948, CVE-2016-6261, CVE-2016-6262, CVE-2016-6263
Package Information: https://launchpad.net/ubuntu/+source/libidn/1.32-3ubuntu1.1 https://launchpad.net/ubuntu/+source/libidn/1.28-1ubuntu2.1 https://launchpad.net/ubuntu/+source/libidn/1.23-2ubuntu0.1
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