Debian Security Advisory

DLA-2805-1 libmspack -- LTS security update

Date Reported:
31 Oct 2021
Affected Packages:
Security database references:
In Mitre's CVE dictionary: CVE-2019-1010305.
More information:

Opening a crafted chm file could result in a buffer overflow in libmspack, a library for Microsoft compression formats.

For Debian 9 stretch, this problem has been fixed in version 0.5-1+deb9u4.

We recommend that you upgrade your libmspack packages.

For the detailed security status of libmspack please refer to its security tracker page at:

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