OpenSC before 0.20.0-rc1 has an out-of-bounds access of an ASN.1 Octet string in asn1_decode_entry in libopensc/asn1.c.
www.openwall.com/lists/oss-security/2019/12/29/1
github.com/OpenSC/OpenSC/commit/a3fc7693f3a035a8a7921cffb98432944bb42740
github.com/OpenSC/OpenSC/compare/f1691fc...12218d4
lists.debian.org/debian-lts-announce/2019/09/msg00009.html
lists.debian.org/debian-lts-announce/2021/11/msg00027.html
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NDSQLMZZYBHO5X3BK7D6E7E6NZIMZDI5/