CVE-2021-39247

NameCVE-2021-39247
DescriptionZint 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
zint (PTS)bullseye2.9.1-1.1fixed
bookworm2.11.1-1fixed
sid, trixie2.13.0-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
zintsource(unstable)(not affected)

Notes

- zint <not-affected> (Introduced and fixed between 2.9.1 and 2.10.0)
https://sourceforge.net/p/zint/code/ci/9b02cd52214e80f945bff41fc94bc1e17e15810c/
https://sourceforge.net/p/zint/tickets/232/
Introduced in https://sourceforge.net/p/zint/code/ci/6274140c73aa39c42271644ef8c9b4551ca06fc2/

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