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Zint

zint

3 CVEs • 2 products

Products (2)

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Barcode Generator
barcode_generator
2 CVEs
Zint
zint
1 CVE

CVEs (3)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
CVE-2021-39247
1Zint
1Barcode Generator
Jun 17, 2026
Aug 17, 2021
N/A· v4
6.5 MEDIUM· v3
4.3 MEDIUM· v2
Zint Barcode Generator before 2.10.0 has a one-byte buffer over-read, related to is_last_single_ascii in code1.c, and rs_encode_uint in reedsol.c.
CVE-2021-27799
1Zint
1Barcode Generator
Jun 17, 2026
Feb 26, 2021
N/A· v4
7.5 HIGH· v3
5.0 MEDIUM· v2
ean_leading_zeroes in backend/upcean.c in Zint Barcode Generator 2.9.1 has a stack-based buffer overflow that is reachable from the C API through an application that includes the Zint Barcode Generator library code.
CVE-2020-9385
1Zint
1Zint
Jun 17, 2026
Feb 25, 2020
N/A· v4
7.5 HIGH· v3
5.0 MEDIUM· v2
A NULL Pointer Dereference exists in libzint in Zint 2.7.1 because multiple + characters are mishandled in add_on in upcean.c, when called from eanx in upcean.c during EAN barcode generation.