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  • [SECURITY] [DSA 5088-1] varnish security update

    From Florian Weimer@21:1/5 to All on Thu Mar 3 21:00:02 2022
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    - ------------------------------------------------------------------------- Debian Security Advisory DSA-5088-1 security@debian.org https://www.debian.org/security/ Florian Weimer
    March 03, 2022 https://www.debian.org/security/faq
    - -------------------------------------------------------------------------

    Package : varnish
    CVE ID : CVE-2021-36740 CVE-2022-23959
    Debian Bug : 991040 1004433

    Brief introduction

    CVE-2021-36740

    Martin Blix Grydeland discovered that Varnish is vulnerable to
    request smuggling attacks if the HTTP/2 protocol is enabled.

    CVE-2022-23959

    James Kettle discovered a request smuggling attack against the
    HTTP/1 protocol implementation in Varnish.

    For the oldstable distribution (buster), these problems have been fixed
    in version 6.1.1-1+deb10u3.

    For the stable distribution (bullseye), these problems have been fixed in version 6.5.1-1+deb11u2.

    We recommend that you upgrade your varnish packages.

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

    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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