CVE-2019-19480
First published: Sun Dec 01 2019(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Opensc Project Opensc | <=0.19.0 | |
| Opensc Project Opensc | =0.20.0-rc1 | |
| Opensc Project Opensc | =0.20.0-rc2 | |
| Opensc Project Opensc | =0.20.0-rc3 | |
| Linux Linux kernel |
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Reference Links
- 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@lists.fedoraproject.org/message/NDSQLMZZYBHO5X3BK7D6E7E6NZIMZDI5/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NDSQLMZZYBHO5X3BK7D6E7E6NZIMZDI5/
Frequently Asked Questions
What is CVE-2019-19480?
CVE-2019-19480 is a vulnerability discovered in OpenSC through version 0.19.0 and version 0.20.x through 0.20.0-rc3. It is caused by an incorrect free operation in the libopensc/pkcs15-prkey.c file.
What is the severity of CVE-2019-19480?
The severity of CVE-2019-19480 is medium, with a CVSS score of 4.6.
What software is affected by CVE-2019-19480?
OpenSC versions 0.19.0 and 0.20.x (up to and including 0.20.0-rc3) are affected by CVE-2019-19480.
How can I fix CVE-2019-19480?
To fix CVE-2019-19480, it is recommended to update to a version of OpenSC that is not affected by the vulnerability, such as version 0.20.1 or later.
Where can I find more information about CVE-2019-19480?
You can find more information about CVE-2019-19480 on the following references: [link1], [link2], [link3].
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