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Fedora 27: 2017-b469be1a72 Critical: Libidn2 Integer Overflow Fix

fedora
Calendar Grey September 30, 2017
Dist Fedora Esm H88
Libidn2 upgrade addresses integer overflow vulnerabilities in Fedora 27's MinGW toolkit, bolstering both safety and reliability.
Libidn2 2.0.4 (released 2017-08-30) integer overflow in bidi.c/_isBidi() * Fix integer overflow in puny_decode.c/decode_digit() * Improve docs * Fix idna_free() to idn_free() * ...

Summary

Libidn2 is an implementation of the IDNA2008 specifications in RFC

5890, 5891, 5892 and 5893 for internationalized domain names (IDN).

It is a standalone library, without any dependency on libidn.

Libidn2 2.0.4 (released 2017-08-30) =================================== * Fix

integer overflow in bidi.c/_isBidi() * Fix integer overflow in

puny_decode.c/decode_digit() * Improve docs * Fix idna_free() to idn_free()

* Update fuzzer corpora

[ 1 ] Bug #1486882 - CVE-2017-14062 libidn2: Integer overflow in puny_decode.c/decode_digit

https://bugzilla.redhat.com/show_bug.cgi?id=1486882

[ 2 ] Bug #1486881 - CVE-2017-14061 libidn2: integer overflow in bidi.c/_isBidi()

https://bugzilla.redhat.com/show_bug.cgi?id=1486881

su -c 'dnf upgrade mingw-libidn2' at the command line.

For more information, refer to the dnf documentation available at

https://dnf.readthedocs.io/en/latest/command_ref.html

All packages are signed with the Fedora Project GPG key. More details on the

GPG keys used by the Fedora Project can be found at

https://fedoraproject.org/security/

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Change Log

References

Update Instructions

Severity
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Product: Fedora 27
Version: 2.0.4
Release: 1.fc27
URL:
Summary: MinGW Windows Internationalized Domain Name 2008 support library

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