Vulnerability · Published Jun 24, 2022 · Assigned by icscert
CVE-2022-2121OFFIS DCMTK NULL Pointer Dereference
High 7.5
In plain English
A high-severity null pointer dereference in DCMTK from OFFIS. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 56% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.8%top 44.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
OFFIS DCMTK's (All versions prior to 3.6.7) has a NULL pointer dereference vulnerability while processing DICOM files, which may result in a denial-of-service condition.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | dcmtk | 3.6.7-1 | DEBIAN-CVE-2022-2121 |
| Debian:13 | dcmtk | 3.6.7-1 | DEBIAN-CVE-2022-2121 |
| Debian:14 | dcmtk | 3.6.7-1 | DEBIAN-CVE-2022-2121 |
| Ubuntu:25.10 | dcmtk | no fix listed | UBUNTU-CVE-2022-2121 |
| Ubuntu:26.04:LTS | dcmtk | no fix listed | UBUNTU-CVE-2022-2121 |
| Ubuntu:26.10 | dcmtk | no fix listed | UBUNTU-CVE-2022-2121 |
Affected products (as reported)
Weakness: CWE-476 · Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H