USN-7886-2

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    USN-7886-2

    Published: 26 Nov 2025Last Modified: 27 Apr 2026

    Summary: python3.13 vulnerabilities

    Details: USN-7886-1 fixed vulnerabilities in Python. This update provides the corresponding updates for python3.13 in Ubuntu 25.04 and Ubuntu 25.10. Original advisory details: It was discovered that Python inefficiently handled expanding system environment variables. An attacker could possibly use this issue to cause Python to consume excessive resources, leading to a denial of service. (CVE-2025-6075) Caleb Brown discovered that Python incorrectly handled the ZIP64 End of Central Directory (EOCD) Locator record offset value. An attacker could possibly use this issue to obfuscate malicious content. (CVE-2025-8291)

    References: https://ubuntu.com/security/notices/USN-7886-2, https://ubuntu.com/security/CVE-2025-6075, https://ubuntu.com/security/CVE-2025-8291

    Affected packages

    Package

    Name: python3.13

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=questing

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -3.13.7-1ubuntu0.1

    Affected versions

    3.13.3-1
    3.13.3-2
    3.13.3-4
    3.13.4-1
    3.13.5-1
    3.13.5-2
    3.13.6-1
    3.13.7-1

    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
    USN-7886-2 | CVE-DB