VYPR
Critical severity9.8NVD Advisory· Published Aug 29, 2023· Updated Jun 17, 2026

CVE-2023-40889

CVE-2023-40889

Description

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.

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Affected packages

Versions sourced from the GitHub Security Advisory.

PackageAffected versionsPatched versions
zbarPyPI
<= 0.23.90

Affected products

9

Patches

Vulnerability mechanics

References

10

News mentions

0

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