CVE-2021-41688

EUVD-2021-28700
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 33%
Affected Products (NVD)
VendorProductVersion
offisdcmtk
𝑥
≤ 3.6.6
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
dcmtk
bookworm
3.6.7-9~deb12u1
fixed
bullseye
no-dsa
sid
3.6.8-6
fixed
trixie
3.6.8-6
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
dcmtk
bionic
Fixed 3.6.2-3ubuntu0.1~esm1
released
focal
Fixed 3.6.4-2.1ubuntu0.1
released
impish
ignored
jammy
Fixed 3.6.6-5ubuntu0.1~esm1
released
kinetic
not-affected
lunar
not-affected
mantic
not-affected
noble
not-affected
trusty
dne
xenial
Fixed 3.6.1~20150924-5ubuntu0.1~esm1
released
Common Weakness Enumeration
References
https://github.com/DCMTK/dcmtk
https://github.com/DCMTK/dcmtk/commit/a9697dfeb672b0b9412c00c7d36d801e27ec85cb
https://lists.debian.org/debian-lts-announce/2024/06/msg00022.html
https://github.com/DCMTK/dcmtk
https://github.com/DCMTK/dcmtk/commit/a9697dfeb672b0b9412c00c7d36d801e27ec85cb
https://lists.debian.org/debian-lts-announce/2024/06/msg00022.html
https://lists.debian.org/debian-lts-announce/2025/01/msg00032.html