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Vulnerability DatabaseCVE-2020-9385
CVE-2020-9385:
NixOS vulnerability analysis and mitigation
Overview
A NULL Pointer Dereference vulnerability exists in libzint in Zint 2.7.1, identified as CVE-2020-9385. The vulnerability occurs because multiple '+' characters are mishandled in the add_on function within upcean.c, specifically when called from the eanx function during EAN barcode generation (Debian Security).
Technical details
The vulnerability is present in the UPC/EAN barcode generation code of Zint 2.7.1, specifically in the add_on function within upcean.c. The issue occurs when processing multiple '+' characters in the input string, leading to a NULL pointer dereference when called from the eanx function (Debian Security).
Impact
When exploited, this vulnerability can cause the application to crash due to the NULL pointer dereference, potentially leading to a denial of service condition (Debian Security).
Mitigation and workarounds
The issue has been fixed in subsequent releases of Zint. The Debian package has been patched in versions: bullseye (2.9.1-1.1), bookworm (2.11.1-1), and sid/trixie (2.15.0-1) (Debian Security).
Additional resources
Source: This report was generated using AI
Related NixOS vulnerabilities:
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