vulnerability
Ubuntu: (Multiple Advisories) (CVE-2021-41687): DCMTK vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:N/I:N/A:P) | Jun 28, 2022 | Mar 22, 2023 | Aug 18, 2025 |
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 memory free properly. The program malloc a heap memory for parsing data, but does not free it when error in parsing. Sending specific requests to the dcmqrdb program incur the memory leak. 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
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