DSA-637-1 exim-tls - buffer overflow

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exim -- two buffer overflow vulnerabilities

The function hostaton can overflow a buffer if it is presented with an illegal IPv6 address that has more than 8 components. 2. The second report described a buffer overflow in the function spabase64tobits, which is part of the code for SPA authentication...

Exim < 4.44 Illegal IPv6 Address / SPA Authentication Buffer Overflow

Binary data 2505.prm...