The vulnerability of the dn_expand() function in the Exim mail server allows a hacker to gain unauthorized access to protected information.

The vulnerability of the dnexpand function in the Exim mail server is related to errors in the representation of certain functions. Exploiting this vulnerability could allow an attacker, operating remotely, to gain unauthorized access to protected information...

UBUNTU-CVE-2014-3484

Multiple stack-based buffer overflows in the dnexpand function in network/dnexpand.c in musl libc 1.1x before 1.1.2 and 0.9.13 through 1.0.3 allow remote attackers to 1 have unspecified impact via an invalid name length in a DNS response or 2 cause a denial of service crash via an invalid name...

BIND memcpy not bounded in case T_SIG of rrextract()

Overview Version 8.2.2 of BIND current circa November 1999 contained a buffer overflow in the routine that converts records from network format to database format. Description Version 8.2.2 of BIND includes some checks for the correct format of a signature record in DNSSEC that previous versions...