| Bug ID | 1201181 |
|---|---|
| Summary | VUL-0: CVE-2021-41690: dcmtk: malloced memory for storing all file information are recorded in a global variable LST and are not freed properly |
| Classification | openSUSE |
| Product | openSUSE Distribution |
| Version | Leap 15.4 |
| Hardware | Other |
| URL | https://smash.suse.de/issue/335773/ |
| OS | Other |
| Status | NEW |
| Severity | Minor |
| Priority | P5 - None |
| Component | Basesystem |
| Assignee | screening-team-bugs@suse.de |
| Reporter | abergmann@suse.com |
| QA Contact | security-team@suse.de |
| Found By | Security Response Team |
| Blocker | --- |
CVE-2021-41690 DCMTK through 3.6.6 does not handle memory free properly. The malloced memory for storing all file information are recorded in a global variable LST and are not freed properly. Sending specific requests to the dcmqrdb program can incur a memory leak. An attacker can use it to launch a DoS attack. References: http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-41690 https://github.com/DCMTK/dcmtk/commit/a9697dfeb672b0b9412c00c7d36d801e27ec85cb http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41690 https://github.com/DCMTK/dcmtk