opensc: Buffer overflows handling responses from CAC Cards in card-cac.c:cac_get_serial_nr_from_CUID()

Several buffer overflows when handling responses from a CAC Card in cacgetserialnrfromCUID in libopensc/card-cac.c in OpenSC before 0.19.0-rc1 could be used by attackers able to supply crafted smartcards to cause a denial of service application crash or possibly have unspecified other impact...

DEBIAN-CVE-2018-16424

A double free when handling responses in readfile in tools/egk-tool.c aka the eGK card tool in OpenSC before 0.19.0-rc1 could be used by attackers able to supply crafted smartcards to cause a denial of service application crash or possibly have unspecified other impact...

DEBIAN-CVE-2018-16427

Various out of bounds reads when handling responses in OpenSC before 0.19.0-rc1 could be used by attackers able to supply crafted smartcards to potentially crash the opensc library using programs...