MGASA-2021-0241

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    MGASA-2021-0241

    Published: 8 Jun 2021Last Modified: 16 Apr 2026

    Summary: Updated upx packages fix security vulnerabilities

    Details: The updated package fixes security vulnerabilities: A heap buffer overflow read was discovered in upx 4.0.0, because the check in p_lx_elf.cpp is not perfect. (CVE-2020-24119) A flaw was found in upx canPack in p_lx_elf.cpp in UPX 3.96. This flaw allows attackers to cause a denial of service (SEGV or buffer overflow and application crash) or possibly have unspecified other impacts via a crafted ELF. The highest threat from this vulnerability is to system availability. (CVE-2021-20285)

    References: https://advisories.mageia.org/MGASA-2021-0241.html, https://bugs.mageia.org/show_bug.cgi?id=29016, https://lists.fedoraproject.org/archives/list/[email protected]/thread/G3BQABK4YLXENDJBLDMHAIPRTC3ZMLYK/, https://lists.fedoraproject.org/archives/list/[email protected]/thread/VSQRO7YC72PSYDQG4PQLQYXZTZE3B4YV/, https://lists.opensuse.org/archives/list/[email protected]/thread/V2GCFGL5HHPU3GIC7XYIPIMYFFLH2M4U/

    Affected packages

    Package

    Name: upx

    Purl: pkg:rpm/mageia/upx?arch=source&distro=mageia-7

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -3.96-1.1.mga7

    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
    MGASA-2021-0241 | CVE-DB