CVE Vulnerabilities

CVE-2021-42778

Operation on a Resource after Expiration or Release

Published: Apr 18, 2022 | Modified: Nov 03, 2025
CVSS 3.x
5.3
MEDIUM
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
2 LOW
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Ubuntu
MEDIUM
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A heap double free issue was found in Opensc before version 0.22.0 in sc_pkcs15_free_tokeninfo.

Weakness

The product uses, accesses, or otherwise operates on a resource after that resource has been expired, released, or revoked.

Affected Software

NameVendorStart VersionEnd Version
OpenscOpensc_project*0.22.0 (excluding)
OpenscUbuntubionic*
OpenscUbuntuhirsute*
OpenscUbuntuimpish*
OpenscUbuntukinetic*
OpenscUbuntulunar*
OpenscUbuntumantic*
OpenscUbuntutrusty*
OpenscUbuntuupstream*
OpenscUbuntuxenial*

References