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CVE-2016-6261

Published: 21 July 2016

The idna_to_ascii_4i function in lib/idna.c in libidn before 1.33 allows context-dependent attackers to cause a denial of service (out-of-bounds read and crash) via 64 bytes of input.

Priority

Medium

CVSS 3 base score: 7.5

Status

Package Release Status
libidn
Launchpad, Ubuntu, Debian
Upstream
Released (1.33-1)
Ubuntu 16.04 ESM (Xenial Xerus)
Released (1.32-3ubuntu1.1)
Ubuntu 14.04 ESM (Trusty Tahr)
Released (1.28-1ubuntu2.1)
Patches:
Upstream: http://git.savannah.gnu.org/cgit/libidn.git/commit/?id=f20ce1128fb7f4d33297eee307dddaf0f92ac72d
Upstream: http://git.savannah.gnu.org/cgit/libidn.git/commit/?id=11abd0e02c16f9e0b6944aea4ef0f2df44b42dd4
Upstream: http://git.savannah.gnu.org/cgit/libidn.git/commit/?id=9a1a7e15d0706634971364493fbb06e77e74726c