Several buffer overflows when handling responses from a Muscle Card in musclelistfiles in libopensc/card-muscle.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 (CVE-2018-16391).
Several buffer overflows when handling responses from a TCOS Card in tcosselectfile in libopensc/card-tcos.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 (CVE-2018-16392).
Several buffer overflows when handling responses from a Gemsafe V1 Smartcard in gemsafegetcert_len in libopensc/pkcs15-gemsafeV1.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 (CVE-2018-16393).
A buffer overflow when handling string concatenation in utilaclto_str in tools/util.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 (CVE-2018-16418).
Several buffer overflows when handling responses from a Cryptoflex card in readpublickey in tools/cryptoflex-tool.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 (CVE-2018-16419).
Several buffer overflows when handling responses from an ePass 2003 Card in decrypt_response in libopensc/card-epass2003.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 (CVE-2018-16420).
Several buffer overflows when handling responses from a CAC Card in cacgetserialnrfrom_CUID 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 (CVE-2018-16421).
A single byte buffer overflow when handling responses from an esteid Card in scpkcs15emuesteid_init in libopensc/pkcs15-esteid.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 (CVE-2018-16422).
A double free when handling responses from a smartcard in scfilesetsecattr in libopensc/sc.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 (CVE-2018-16423).
A double free when handling responses in read_file 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 (CVE-2018-16424).
A double free when handling responses from an HSM Card in scpkcs15emuschsminit in libopensc/pkcs15-sc-hsm.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 (CVE-2018-16425).
Endless recursion when handling responses from an IAS-ECC card in iaseccselectfile in libopensc/card-iasecc.c in OpenSC before 0.19.0-rc1 could be used by attackers able to supply crafted smartcards to hang or crash the opensc library using programs (CVE-2018-16426).
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 (CVE-2018-16427).