Description
DCMTK through 3.6.6 does not handle memory free properly. The object in the program is free but its address is still used in other locations. Sending specific requests to the dcmqrdb program will incur a double free. An attacker can use it to launch a DoS attack.
References (4)
Core 4
Core References
Product, Third Party Advisory
https://github.com/DCMTK/dcmtk
Patch, Third Party Advisory
https://github.com/DCMTK/dcmtk/commit/a9697dfeb672b0b9412c00c7d36d801e27ec85cb
Mailing List mailing-list
https://lists.debian.org/debian-lts-announce/2024/06/msg00022.html
Scores
CVSS v3
7.5
EPSS
0.0128
EPSS Percentile
66.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-415
Status
published
Products (1)
offis/dcmtk
< 3.6.6
Published
Jun 28, 2022
Tracked Since
Feb 18, 2026