Debian Security Advisory

DLA-3133-1 lighttpd -- LTS security update

Date Reported:
03 Oct 2022
Affected Packages:
Security database references:
In Mitre's CVE dictionary: CVE-2022-37797.
More information:

An invalid HTTP request (websocket handshake) may cause a NULL pointer dereference in the wstunnel module.

For Debian 10 buster, this problem has been fixed in version 1.4.53-4+deb10u3.

We recommend that you upgrade your lighttpd packages.

For the detailed security status of lighttpd 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: