CLEANSTART-2024-FG54136

    Dashboard / Vulnerabilities / CLEANSTART-2024-FG54136

    CLEANSTART-2024-FG54136

    Published: 30 Oct 2026Last Modified: 31 Oct 2026
    Upstream:
    CVE-2021-23997

    Summary: Due to unexpected data type conversions, a use-after-free could have occurred when interacting with the font cache

    Details: Security vulnerability affects the firefox package. Due to unexpected data type conversions, a use-after-free could have occurred when interacting with the font cache.

    References: https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2024/CLEANSTART-2024-FG54136.json, https://osv.dev/vulnerability/CVE-2021-23997, https://nvd.nist.gov/vuln/detail/CVE-2021-23997

    Affected packages

    Package

    Name: firefox

    Purl: pkg:apk/cleanstart/firefox?arch=x86_64

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -88.0-r0

    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
    CLEANSTART-2024-FG54136 | CVE-DB