Bug 1194275 (CVE-2021-45950)

Summary: VUL-0: CVE-2021-45950: libredwg: out-of-bounds write in dwg_free_BLOCK_private
Product: [openSUSE] openSUSE Distribution Reporter: Alexander Bergmann <abergmann>
Component: SecurityAssignee: Security Team bot <security-team>
Status: NEW --- QA Contact: Security Team bot <security-team>
Severity: Minor    
Priority: P3 - Medium CC: abergmann
Version: Leap 15.3   
Target Milestone: ---   
Hardware: Other   
OS: Other   
URL: https://smash.suse.de/issue/319355/
Whiteboard:
Found By: Security Response Team Services Priority:
Business Priority: Blocker: ---
Marketing QA Status: --- IT Deployment: ---

Description Alexander Bergmann 2022-01-04 07:05:13 UTC
CVE-2021-45950

LibreDWG 0.12.4.4313 through 0.12.4.4367 has an out-of-bounds write in
dwg_free_BLOCK_private (called from dwg_free_BLOCK and dwg_free_object).

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-45950
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=34766
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-45950
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libredwg/OSV-2021-814.yaml
http://www.cvedetails.com/cve/CVE-2021-45950/