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Debian LTS Advisory ([SECURITY] [DLA 1085-1] libidn2-0 security update)
Information
Severity
Severity
High
Family
Family
Debian Local Security Checks
CVSSv2 Base
CVSSv2 Base
7.5
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Solution Type
Solution Type
Vendor Patch
Created
Created
5 years ago
Modified
Modified
4 years ago
Summary
It was discovered that there was an integer overflow vulnerability in libidn2-0's Punycode handling (an encoding used to convert Unicode characters to ASCII) which would have allowed attackers to cause a remote denial of service.
Affected Software
Affected Software
libidn2-0 on Debian Linux
Detection Method
Detection Method
This check tests the installed software version using the apt package manager.
Solution
Solution
For Debian 7 'Wheezy', this issue has been fixed in libidn2-0 version 0.8-2+deb7u1. We recommend that you upgrade your libidn2-0 packages.