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Debian Security Advisory DSA-3658-1 security@debian.org
https://www.debian.org/security/ Salvatore Bonaccorso
September 01, 2016 https://www.debian.org/security/faq
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Package : libidn
CVE ID : CVE-2015-8948 CVE-2016-6261 CVE-2016-6263

Hanno Boeck discovered multiple vulnerabilities in libidn, the GNU
library for Internationalized Domain Names (IDNs), allowing a remote
attacker to cause a denial of service against an application using the
libidn library (application crash).

For the stable distribution (jessie), these problems have been fixed in
version 1.29-1+deb8u2.

For the testing distribution (stretch), these problems have been fixed
in version 1.33-1.

For the unstable distribution (sid), these problems have been fixed in
version 1.33-1.

We recommend that you upgrade your libidn packages.

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/