MGASA-2018-0123

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    MGASA-2018-0123

    Published: 8 Feb 2018Last Modified: 16 Apr 2026
    Upstream:
    CVE-2017-17969

    Summary: Updated p7zip packages fix security vulnerability

    Details: Heap-based buffer overflow vulnerability in the NCompress::NShrink::CDecoder::CodeReal method in p7zip. A remote attacker can take advantage of this flaw to cause a denial-of-service or, potentially the execution of arbitrary code with the privileges of the user running p7zip, if a specially crafted shrinked ZIP archive is processed (CVE-2017-17969).

    References: https://advisories.mageia.org/MGASA-2018-0123.html, https://bugs.mageia.org/show_bug.cgi?id=22523, https://www.debian.org/security/2018/dsa-4104

    Affected packages

    Package

    Name: p7zip

    Purl: pkg:rpm/mageia/p7zip?arch=source&distro=mageia-6

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -16.02-2.1.mga6

    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