Debian Security Advisory
DLA-2589-1 mupdf -- LTS security update
- Date Reported:
- 12 Mar 2021
- Affected Packages:
- 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:
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.
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