This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page. View CVE-2021-41690 →

DEBIAN-CVE-2021-41690

DCMTK through 3.6.6 does not handle memory free properly. The malloced memory for storing all file information are recorded in a global variable LST a...

Original description

The description as published by the source.

DCMTK through 3.6.6 does not handle memory free properly. The malloced memory for storing all file information are recorded in a global variable LST and are not freed properly. Sending specific requests to the dcmqrdb program can incur a memory leak. An attacker can use it to launch a DoS attack.

Source: OSV.dev (Open Source Vulnerabilities) OSV

Affected packages

Debian:12 dcmtk

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.7-1"}]}]

Debian:13 dcmtk

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.7-1"}]}]

Debian:14 dcmtk

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.7-1"}]}]

References

advisory security-tracker.debian.org