Debian Long Term Support / LTS Security Information / 2021 / Security Information -- DLA-2589-1 mupdf

Debian Security Advisory

DLA-2589-1 mupdf -- LTS security update

Date Reported:

12 Mar 2021

Affected Packages:

mupdf

Vulnerable:

Yes

Security database references:

In the Debian bugtracking system: Bug 971595, Bug 983684.
In Mitre's CVE dictionary: CVE-2020-26519, CVE-2021-3407.

More information:

• 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