CVE-2019-19480

Severity: medium (CVSS 4.6 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2019-12-01 · updated 2026-06-17
Weakness: CWE-672

Description

An issue was discovered in OpenSC through 0.19.0 and 0.20.x through 0.20.0-rc3. libopensc/pkcs15-prkey.c has an incorrect free operation in sc_pkcs15_decode_prkdf_entry.

Affected products

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=18478
https://github.com/OpenSC/OpenSC/commit/6ce6152284c47ba9b1d4fe8ff9d2e6a3f5ee02c7
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=18478
https://github.com/OpenSC/OpenSC/commit/6ce6152284c47ba9b1d4fe8ff9d2e6a3f5ee02c7
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NDSQLMZZYBHO5X3BK7D6E7E6NZIMZDI5/

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