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===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2021.4007
                         libvorbis security update
                             29 November 2021

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           libvorbis
Publisher:         Debian
Operating System:  Debian GNU/Linux
Impact/Access:     Denial of Service        -- Remote with User Interaction
                   Access Confidential Data -- Remote/Unauthenticated      
                   Reduced Security         -- Unknown/Unspecified         
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-10393 CVE-2018-10392 CVE-2017-14160

Reference:         ESB-2019.4505
                   ESB-2019.4144

Original Bulletin: 
   https://lists.debian.org/debian-lts-announce/2021/11/msg00023.html

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Debian LTS Advisory DLA-2828-1                debian-lts@lists.debian.org
https://www.debian.org/lts/security/                          Adrian Bunk
November 27, 2021                             https://wiki.debian.org/LTS
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Package        : libvorbis
Version        : 1.3.5-4+deb9u3
CVE ID         : CVE-2017-14160 CVE-2018-10392 CVE-2018-10393
Debian Bug     : 876780

Several vulnerabilities were fixed in libvorbis, a popular library for 
the Vorbis audio codec.

CVE-2017-14160
CVE-2018-10393

    Improve bound checking for very low sample rates.

CVE-2018-10392

    Validate the number of channels in vorbisenc.c

For Debian 9 stretch, these problems have been fixed in version
1.3.5-4+deb9u3.

We recommend that you upgrade your libvorbis packages.

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

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