The getpwnam function in IBM AIX 5.3, 6.1, and 7.1 and VIOS 2.1.0.10 through 2.2.1.3 does not properly interact with customer-extended LDAP user filtering, which allows local users to gain privileges via unspecified vectors.
IBM AIX 5.3, 6.1, and 7.1, and VIOS 2.1.x and 2.2.x, allows remote attackers to cause a denial of service (system crash) via an ICMP Echo Reply packet that contains 1 in the Identifier field, a different vulnerability than CVE-2012-0194.