ALSA-2021:4382

    Dashboard / Vulnerabilities / ALSA-2021:4382

    ALSA-2021:4382

    Published: 9 Nov 2021Last Modified: 4 Feb 2026

    Summary: Moderate: json-c security and bug fix update

    Details: JSON-C implements a reference counting object model that allows users to easily construct JavaScript Object Notation (JSON) objects in C, output them as JSON formatted strings, and parse JSON formatted strings back into the C representation of JSON objects. Security Fix(es): * json-c: integer overflow and out-of-bounds write via a large JSON file (CVE-2020-12762) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

    Affected packages

    Package

    Name: json-c-devel

    Purl: pkg:rpm/almalinux/json-c-devel

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -0.13.1-2.el8

    Affected versions

    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
    ALSA-2021:4382 | CVE-DB