An integer overflow vulnerability was discovered in decode_digit() in libidn2-0, the GNU library for Internationalized Domain Names (IDNs), allowing a remote attacker to cause a denial of service against an application using the library (application crash).

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Debian Security Advisory DSA-3988-1                   This email address is being protected from spambots. You need JavaScript enabled to view it.
https://www.debian.org/security/                     Salvatore Bonaccorso
September 30, 2017                    https://www.debian.org/security/faq
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Package        : libidn2-0
CVE ID         : CVE-2017-14062
Debian Bug     : 873902

An integer overflow vulnerability was discovered in decode_digit() in
libidn2-0, the GNU library for Internationalized Domain Names (IDNs),
allowing a remote attacker to cause a denial of service against an
application using the library (application crash).

For the oldstable distribution (jessie), this problem has been fixed
in version 0.10-2+deb8u1.

For the stable distribution (stretch), this problem has been fixed in
version 0.16-1+deb9u1.

For the testing distribution (buster), this problem has been fixed
in version 2.0.2-4.

For the unstable distribution (sid), this problem has been fixed in
version 2.0.2-4.

We recommend that you upgrade your libidn2-0 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/

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