Debian alert DLA-2589-1 (mupdf)

From:
             
 
Utkarsh Gupta <utkarsh@debian.org>
To:
             
 
debian-lts-announce@lists.debian.org
Subject:
             
 
[SECURITY] [DLA 2589-1] mupdf security update
Date:
             
 
Fri, 12 Mar 2021 00:19:58 +0530
Message-ID:
             
 
 <CAPP0f94bSwDQZ6JTnMii3uKdnQwSGD21zdiLGHL6GB_zyr7B1Q@mail.gmail.com>
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Debian LTS Advisory DLA-2589-1              debian-lts@lists.debian.org
https://www.debian.org/lts/security/                      Utkarsh Gupta
March 12, 2021                              https://wiki.debian.org/LTS
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Package        : mupdf
Version        : 1.9a+ds1-4+deb9u6
CVE ID         : CVE-2020-26519 CVE-2021-3407
Debian Bug     : 971595 983684

CVE-2020-26519

    A heap-based buffer overflow flaw was discovered in MuPDF,
    a lightweight PDF viewer, which may result in denial of
    service or the execution of arbitrary code if malformed
    documents are opened.

CVE-2021-3407

    A double free of object during linearization was discovered
    in MuPDF, a lightweight PDF viewer, which may lead to memory
    corruption and other potential consequences.

For Debian 9 stretch, these problems have been fixed in version
1.9a+ds1-4+deb9u6.

We recommend that you upgrade your mupdf packages.

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

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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