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  • [SECURITY] [DSA 5027-1] xorg-server security update

    From Salvatore Bonaccorso@21:1/5 to All on Tue Dec 21 21:10:03 2021
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    - ------------------------------------------------------------------------- Debian Security Advisory DSA-5027-1 security@debian.org https://www.debian.org/security/ Salvatore Bonaccorso December 21, 2021 https://www.debian.org/security/faq
    - -------------------------------------------------------------------------

    Package : xorg-server
    CVE ID : CVE-2021-4008 CVE-2021-4009 CVE-2021-4010 CVE-2021-4011

    Jan-Niklas Sohn discovered that multiple input validation failures in X
    server extensions of the X.org X server may result in privilege
    escalation if the X server is running privileged.

    For the oldstable distribution (buster), these problems have been fixed
    in version 2:1.20.4-1+deb10u4.

    For the stable distribution (bullseye), these problems have been fixed in version 2:1.20.11-1+deb11u1.

    We recommend that you upgrade your xorg-server packages.

    For the detailed security status of xorg-server please refer to its
    security tracker page at: https://security-tracker.debian.org/tracker/xorg-server

    Further information about Debian Security Advisories, how to apply
    these updates to your system and frequently asked questions can be
    found at: https://www.debian.org/security/

    Mailing list: debian-security-announce@lists.debian.org
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