MGASA-2021-0007

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    MGASA-2021-0007

    Published: 8 Jan 2021Last Modified: 16 Apr 2026

    Summary: Updated c-ares packages fix security vulnerabilities

    Details: Avoid read-heap-buffer-overflow in ares_parse_soa_reply found during fuzzing. Avoid theoretical buffer overflow in RC4 loop comparison. Empty hquery->name could lead to invalid memory access. ares_parse_{a,aaaa}_reply() could return a larger *naddrttls than was passed in.

    References: https://advisories.mageia.org/MGASA-2021-0007.html, https://bugs.mageia.org/show_bug.cgi?id=27654, https://c-ares.haxx.se/changelog.html#1_17_1

    Affected packages

    Package

    Name: c-ares

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.17.1-1.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-2021-0007 | CVE-DB