CVE-2021-42782

    Dashboard / Vulnerabilities / CVE-2021-42782

    CVE-2021-42782

    Published: 18 Apr 2022Last Modified: 7 Aug 2026

    Summary:

    Details: Stack buffer overflow issues were found in Opensc before version 0.22.0 in various places that could potentially crash programs using the library.

    References: https://lists.debian.org/debian-lts-announce/2023/06/msg00025.html, https://lists.debian.org/debian-lts-announce/2024/12/msg00026.html, https://security.gentoo.org/glsa/202209-03, https://bugzilla.redhat.com/show_bug.cgi?id=2016448, https://github.com/OpenSC/OpenSC/commit/1252aca9, https://github.com/OpenSC/OpenSC/commit/456ac566, https://github.com/OpenSC/OpenSC/commit/7114fb71, https://github.com/OpenSC/OpenSC/commit/78cdab94, https://github.com/OpenSC/OpenSC/commit/ae1cf0be

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -c902e1992195e00ada12d71beb1029287cd72037

    Affected versions

    0.22.0-rc2
    0.22.0-rc1

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2021-42782 | CVE-DB