vulnerability

Ubuntu: (Multiple Advisories) (CVE-2021-41689): DCMTK vulnerabilities

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
Jun 28, 2022
Added
Mar 22, 2023
Modified
Aug 18, 2025

Description

DCMTK through 3.6.6 does not handle string copy properly. Sending specific requests to the dcmqrdb program, it would query its database and copy the result even if the result is null, which can incur a head-based overflow. An attacker can use it to launch a DoS attack.

Solutions

ubuntu-pro-upgrade-dcmtkubuntu-pro-upgrade-libdcmtk12ubuntu-pro-upgrade-libdcmtk14ubuntu-pro-upgrade-libdcmtk16ubuntu-pro-upgrade-libdcmtk17ubuntu-pro-upgrade-libdcmtk17t64ubuntu-pro-upgrade-libdcmtk5
Title
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