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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
zbarPyPI | <= 0.23.90 | — |
Affected products
9- ZBar/ZBardescription
- cpe:2.3:a:zbar_project:zbar:0.23.90:*:*:*:*:*:*:*
- ghsa-coords7 versionspkg:pypi/zbarpkg:rpm/suse/zbar&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP5pkg:rpm/opensuse/zbar&distro=openSUSE%20Leap%2015.5pkg:rpm/suse/zbar&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2015%20SP4pkg:rpm/opensuse/zbar&distro=openSUSE%20Leap%2015.4pkg:rpm/opensuse/zbar&distro=openSUSE%20Tumbleweedpkg:rpm/suse/zbar&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP5
<= 0.23.90+ 6 more
- (no CPE)range: <= 0.23.90
- (no CPE)range: < 0.23.1-150300.3.3.1
- (no CPE)range: < 0.23.1-150300.3.3.1
- (no CPE)range: < 0.23.1-150300.3.3.1
- (no CPE)range: < 0.23.1-150300.3.3.1
- (no CPE)range: < 0.23.90-5.1
- (no CPE)range: < 0.23.1-150300.3.3.1
Patches
Vulnerability mechanics
References
10- github.com/advisories/GHSA-mhp6-jvpx-2p4mghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2023-40889ghsaADVISORY
- hackmd.io/@cspl/B1ZkFZv23ghsaWEB
- lists.debian.org/debian-lts-announce/2023/12/msg00001.htmlnvdWEB
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/25LZZQJGGZRPLKTRNRNOTAFQJIPS7WRPghsaWEB
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DC7V5YCLCPB36J2KY6WLZCABFLBRB665ghsaWEB
- hackmd.io/%40cspl/B1ZkFZv23nvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/25LZZQJGGZRPLKTRNRNOTAFQJIPS7WRP/nvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DC7V5YCLCPB36J2KY6WLZCABFLBRB665/nvd
- lists.fedoraproject.org/archives/list/[email protected]/message/DC7V5YCLCPB36J2KY6WLZCABFLBRB665/nvd
News mentions
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