| Bug ID | 1201178 |
|---|---|
| Summary | VUL-0: CVE-2021-41687: dcmtk: the program malloc a heap memory for parsing data, but does not free it when error in parsing |
| Classification | openSUSE |
| Product | openSUSE Distribution |
| Version | Leap 15.4 |
| Hardware | Other |
| URL | https://smash.suse.de/issue/335776/ |
| 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-2021-41687 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. References: http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-41687 https://github.com/DCMTK/dcmtk/commit/a9697dfeb672b0b9412c00c7d36d801e27ec85cb https://github.com/DCMTK/dcmtk http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41687