CVE-2013-4122 – Ubuntu Security Notice USN-1988-1

https://notcve.org/view.php?id=CVE-2013-4122

02 Sep 2013 — Cyrus SASL 2.1.23, 2.1.26, and earlier does not properly handle when a NULL value is returned upon an error by the crypt function as implemented in glibc 2.17 and later, which allows remote attackers to cause a denial of service (thread crash and consumption) via (1) an invalid salt or, when FIPS-140 is enabled, a (2) DES or (3) MD5 encrypted password, which triggers a NULL pointer dereference. SASL de Cyrus, 2.1.23, 2.1.26 y anteriores no trabaja correctamente cuando un valor NULL se devuelve a un error de... • http://git.cyrusimap.org/cyrus-sasl/commit/?id=dedad73e5e7a75d01a5f3d5a6702ab8ccd2ff40d • CWE-189: Numeric Errors •