Debian Security Advisory

DLA-2660-1 libgetdata -- LTS security update

Date Reported:
13 May 2021
Affected Packages:
Security database references:
In Mitre's CVE dictionary: CVE-2021-20204.
More information:

One security issue has been discovered in libgetdata


A heap memory corruption problem (use after free) can be triggered when processing maliciously crafted dirfile databases. This degrades the confidentiality, integrity and availability of third-party software that uses libgetdata as a library.

For Debian 9 stretch, this problem has been fixed in version 0.9.4-1+deb9u1.

We recommend that you upgrade your libgetdata packages.

For the detailed security status of libgetdata 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: