CVE-2018-16423: Double Free
A double free when handling responses from a smartcard in scfilesetsecattr in libopensc/sc.c in OpenSC before 0.19.0-rc1 could be used by attackers able to supply crafted smartcards to cause a denial of service (application crash) or possibly have unspecified other impact.
Affected Software
Remediation
Patch Available
Event History
Frequently Asked Questions
What is CVE-2018-16423?
CVE-2018-16423 is a vulnerability in OpenSC, where a double free when handling responses from a smartcard could be exploited by attackers to cause a denial of service or other impact.
What is the severity of CVE-2018-16423?
CVE-2018-16423 has a severity of medium with a CVSS score of 6.6.
How can this vulnerability impact me?
This vulnerability can lead to a denial of service (application crash) or potentially have unspecified other impacts.
Which software versions are affected by CVE-2018-16423?
OpenSC versions up to and including 0.18.0 are affected by CVE-2018-16423.
How do I fix CVE-2018-16423?
To fix CVE-2018-16423, you should upgrade to OpenSC version 0.19.0 or later.