The sm_close_on_exec function in conf.c in sendmail before 8.14.9 has arguments in the wrong order, and consequently skips setting expected FD_CLOEXEC flags, which allows local users to access unintended high-numbered file descriptors via a custom mail-delivery program.
ftp://ftp.sendmail.org/pub/sendmail/RELEASE_NOTES
advisories.mageia.org/MGASA-2014-0270.html
lists.fedoraproject.org/pipermail/package-announce/2014-June/134349.html
lists.opensuse.org/opensuse-updates/2014-06/msg00032.html
lists.opensuse.org/opensuse-updates/2014-06/msg00033.html
packetstormsecurity.com/files/126975/Slackware-Security-Advisory-sendmail-Updates.html
secunia.com/advisories/57455
secunia.com/advisories/58628
security.gentoo.org/glsa/glsa-201412-32.xml
www.freebsd.org/security/advisories/FreeBSD-SA-14%3A11.sendmail.asc
www.mandriva.com/security/advisories?name=MDVSA-2014:147
www.mandriva.com/security/advisories?name=MDVSA-2015:128
www.securityfocus.com/bid/67791
www.securitytracker.com/id/1030331
www.sendmail.com/sm/open_source/download/8.14.9/
www.slackware.com/security/viewer.php?l=slackware-security&y=2014&m=slackware-security.728644
h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05216368