Harfbuzz Project Harfbuzz
8 CVEs affecting Harfbuzz Project Harfbuzz. Latest disclosed: 2026-01-10. Critical: 0, High: 4.
| CVE | Severity | Score | Published | Summary |
|---|---|---|---|---|
CVE-2024-56732 | High | 8.8 | 2024-12-27 | HarfBuzz is a text shaping engine. Starting with 8.5.0 through 10.0.1, there is a heap-based buffer overflow in the hb_cairo_glyphs_from_buffer function. |
CVE-2015-8947 | High | 7.6 | 2016-07-19 | hb-ot-layout-gpos-table.hh in HarfBuzz before 1.0.5 allows remote attackers to cause a denial of service (buffer over-read) or possibly have unspecified other… |
CVE-2016-2052 | High | 7.6 | 2016-01-25 | Multiple unspecified vulnerabilities in HarfBuzz before 1.0.6, as used in Google Chrome before 48.0.2564.82, allow attackers to cause a denial of service or po… |
CVE-2023-25193 | High | 7.5 | 2023-02-04 | hb-ot-layout-gsubgpos.hh in HarfBuzz through 6.0.0 allows attackers to trigger O(n^2) growth via consecutive marks during the process of looking back for base… |
CVE-2021-45931 | Medium | 6.5 | 2022-01-01 | 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). |
CVE-2015-9274 | Medium | 6.5 | 2018-11-15 | HarfBuzz before 1.0.4 allows remote attackers to cause a denial of service (invalid read of two bytes and application crash) because of GPOS and GSUB table mis… |
CVE-2022-33068 | Medium | 5.5 | 2022-06-23 | An integer overflow in the component hb-ot-shape-fallback.cc of Harfbuzz v4.3.0 allows attackers to cause a Denial of Service (DoS) via unspecified vectors. |
CVE-2026-22693 | Medium | 5.3 | 2026-01-10 | HarfBuzz is a text shaping engine. Prior to version 12.3.0, a null pointer dereference vulnerability exists in the SubtableUnicodesCache::create function locat… |