CVE-2019-19479

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-12-01 · updated 2026-06-17
Weakness: CWE-125

Description

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.

Affected products

Debian Linux: 8.0, 9.0
Fedoraproject Fedora: 31
OpenSC: through 0.19.0; 0.20.0-rc1, 0.20.0-rc2, 0.20.0-rc3

References

http://www.openwall.com/lists/oss-security/2019/12/29/1
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18693
https://github.com/OpenSC/OpenSC/commit/c3f23b836e5a1766c36617fe1da30d22f7b63de2
https://lists.debian.org/debian-lts-announce/2019/12/msg00031.html
https://lists.debian.org/debian-lts-announce/2021/11/msg00027.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NDSQLMZZYBHO5X3BK7D6E7E6NZIMZDI5/
http://www.openwall.com/lists/oss-security/2019/12/29/1
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18693
https://github.com/OpenSC/OpenSC/commit/c3f23b836e5a1766c36617fe1da30d22f7b63de2
https://lists.debian.org/debian-lts-announce/2019/12/msg00031.html
https://lists.debian.org/debian-lts-announce/2021/11/msg00027.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NDSQLMZZYBHO5X3BK7D6E7E6NZIMZDI5/

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