Debian Security Advisory

DLA-2834-1 uriparser -- LTS security update

Date Reported:
30 Nov 2021
Affected Packages:
Security database references:
In Mitre's CVE dictionary: CVE-2018-20721.
More information:

Out-of-bounds read for an incomplete URI with an IPv6 address containing an embedded IPv4 address has been fixed in uriparser, a library to parse Uniform Resource Identifiers (URIs).

For Debian 9 stretch, this problem has been fixed in version 0.8.4-1+deb9u2.

We recommend that you upgrade your uriparser packages.

For the detailed security status of uriparser 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: