An issue was discovered in OpenSC through 0.19.0 and 0.20.x through 0.20.0-rc3. libopensc/card-setcos.c has an incorrect read operation during parsing of a SETCOS file attribute.
www.openwall.com/lists/oss-security/2019/12/29/1
bugs.chromium.org/p/oss-fuzz/issues/detail?id=18693
github.com/OpenSC/OpenSC/commit/c3f23b836e5a1766c36617fe1da30d22f7b63de2
lists.debian.org/debian-lts-announce/2019/12/msg00031.html
lists.debian.org/debian-lts-announce/2021/11/msg00027.html
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NDSQLMZZYBHO5X3BK7D6E7E6NZIMZDI5/