A heap-based buffer overflow exists in the qr_reader_match_centers function of ZBar 0.23.90. Specially crafted QR codes may lead to information disclosure and/or arbitrary code execution. To trigger this vulnerability, an attacker can digitally input the malicious QR code, or prepare it to be physically scanned by the vulnerable scanner.
History
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2023-08-29T00:00:00.000Z

Updated: 2025-11-04T18:16:43.280Z

Reserved: 2023-08-22T00:00:00.000Z

Link: CVE-2023-40889

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2023-08-29T17:15:12.840

Modified: 2025-11-04T19:15:56.193

Link: CVE-2023-40889

cve-icon Redhat

No data.