The libexslt library bundled with libxslt is affected by a heap-based buffer overflow which can lead to arbitrary code execution. The vulnerability is present in the rc4 encryption/decryption functions. Versions 1.1.8 and above and 1.1.24 and below are affected.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/68679/libexslt-overflow.txt
Source: https://packetstormsecurity.com/files/68679/libexslt-overflow.txt.html