[SECURITY] [DLA 2589-1] mupdf security update
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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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