CVE-2021-45931

NameCVE-2021-45931
DescriptionHarfBuzz 2.9.0 has an out-of-bounds write in hb_bit_set_invertible_t::set (called from hb_sparseset_t<hb_bit_set_invertible_t>::set and hb_set_copy).
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
harfbuzz (PTS)stretch1.4.2-1undetermined
buster2.3.1-1undetermined
bookworm, sid, bullseye2.7.4-1undetermined

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
harfbuzzsource(unstable)undetermined

Notes

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=37425
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/harfbuzz/OSV-2021-1159.yaml
https://github.com/harfbuzz/harfbuzz/commit/d3e09bf4654fe5478b6dbf2b26ebab6271317d81 (2.9.1)
check correctness of commit, might not affect any Debian released version

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