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Debian LTS Advisory ([SECURITY] [DLA 1084-1] libidn 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
6 years ago
Modified
Modified
5 years ago
Summary
It was discovered that there was an integer overflow vulnerability in libidn's Punycode handling (an encoding used to convert Unicode characters to ASCII) which would have allowed remote attackers to cause a denial of service.
Affected Software
Affected Software
libidn 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 libidn version 1.25-2+deb7u3. We recommend that you upgrade your libidn packages.