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.
Weakness
The product uses, accesses, or otherwise operates on a resource after that resource has been expired, released, or revoked.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Opensc | Opensc_project | * | 0.19.0 (including) |
| Opensc | Opensc_project | 0.20.0-rc1 (including) | 0.20.0-rc1 (including) |
| Opensc | Opensc_project | 0.20.0-rc2 (including) | 0.20.0-rc2 (including) |
| Opensc | Opensc_project | 0.20.0-rc3 (including) | 0.20.0-rc3 (including) |
| Opensc | Ubuntu | trusty | * |
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/