CVE-2021-45931

MEDIUM

HarfBuzz 2.9.0 - Memory Corruption

Title source: llm
STIX 2.1

Description

HarfBuzz 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).

Scores

CVSS v3 6.5
EPSS 0.0077
EPSS Percentile 73.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Details

CWE
CWE-787
Status published
Products (3)
fedoraproject/fedora 34
fedoraproject/fedora 35
harfbuzz_project/harfbuzz 2.9.0
Published Jan 01, 2022
Tracked Since Feb 18, 2026