CLEANSTART-2024-PK01133

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    CLEANSTART-2024-PK01133

    Published: 30 Oct 2026Last Modified: 31 Oct 2026
    Upstream:
    CVE-2023-6858

    Summary: Firefox was susceptible to a heap buffer overflow in `nsTextFragment` due to insufficient OOM handling

    Details: Security vulnerability affects the firefox-esr package. Firefox was susceptible to a heap buffer overflow in `nsTextFragment` due to insufficient OOM handling.

    References: https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2024/CLEANSTART-2024-PK01133.json, https://osv.dev/vulnerability/CVE-2023-6858, https://nvd.nist.gov/vuln/detail/CVE-2023-6858

    Affected packages

    Package

    Name: firefox-esr

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -115.6.0-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-PK01133 | CVE-DB