Linux Security
    Linux Security
    Linux Security

    Mageia 2020-0474: spice-vdagent security update

    Date 29 Dec 2020
    119
    Posted By LinuxSecurity Advisories
    Matthias Gerstner discovered that SPICE vdagent incorrectly handled the active_xfers hash table. A local attacker could possibly use this issue to cause SPICE vdagent to consume memory, resulting in a denial of service (CVE-2020-25650).
    MGASA-2020-0474 - Updated spice-vdagent package fixes security vulnerabilities
    
    Publication date: 29 Dec 2020
    URL: https://advisories.mageia.org/MGASA-2020-0474.html
    Type: security
    Affected Mageia releases: 7
    CVE: CVE-2020-25650,
         CVE-2020-25651,
         CVE-2020-25652,
         CVE-2020-25653
    
    Matthias Gerstner discovered that SPICE vdagent incorrectly handled the
    active_xfers hash table. A local attacker could possibly use this issue to
    cause SPICE vdagent to consume memory, resulting in a denial of service
    (CVE-2020-25650).
    
    Matthias Gerstner discovered that SPICE vdagent incorrectly handled the
    active_xfers hash table. A local attacker could possibly use this issue to
    cause SPICE vdagent to consume memory, resulting in a denial of service, or
    obtain sensitive file contents (CVE-2020-25651).
    
    Matthias Gerstner discovered that SPICE vdagent incorrectly handled a large
    number of client connections. A local attacker could possibly use this
    issue to cause SPICE vdagent to consume resources, resulting in a denial of
    service (CVE-2020-25652).
    
    Matthias Gerstner discovered that SPICE vdagent incorrectly handled client
    connections. A local attacker could possibly use this issue to obtain
    sensitive information, paste clipboard contents, and transfer files into
    the active session (CVE-2020-25653).
    
    References:
    - https://bugs.mageia.org/show_bug.cgi?id=27568
    - https://ubuntu.com/security/notices/USN-4617-1
    - https://www.openwall.com/lists/oss-security/2020/11/04/1
    - https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25650
    - https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25651
    - https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25652
    - https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25653
    
    SRPMS:
    - 7/core/spice-vdagent-0.19.0-1.1.mga7
    

    LinuxSecurity Poll

    'Tis the season of giving! How have you given back to the open-source community?

    No answer selected. Please try again.
    Please select either existing option or enter your own, however not both.
    Please select minimum 0 answer(s) and maximum 3 answer(s).
    /main-polls/49-tis-the-season-of-giving-how-have-you-given-back-to-the-open-source-community?task=poll.vote&format=json
    49
    radio
    [{"id":"171","title":"I've contributed to the development of an open-source project.","votes":"22","type":"x","order":"1","pct":34.92,"resources":[]},{"id":"172","title":"I've reviewed open-source code for security bugs.","votes":"13","type":"x","order":"2","pct":20.63,"resources":[]},{"id":"173","title":"I've made a donation to an open-source project.","votes":"28","type":"x","order":"3","pct":44.44,"resources":[]}] ["#ff5b00","#4ac0f2","#b80028","#eef66c","#60bb22","#b96a9a","#62c2cc"] ["rgba(255,91,0,0.7)","rgba(74,192,242,0.7)","rgba(184,0,40,0.7)","rgba(238,246,108,0.7)","rgba(96,187,34,0.7)","rgba(185,106,154,0.7)","rgba(98,194,204,0.7)"] 350

    Please vote first in order to view vote results.


    VIEW MORE POLLS

    bottom 200

    Please enable / Bitte aktiviere JavaScript!
    Veuillez activer / Por favor activa el Javascript![ ? ]

    We use cookies to provide and improve our services. By using our site, you consent to our Cookie Policy.