Answer in brief
CVE-2024-56732 records a High severity (CVSS 8.8) vulnerability in HarfBuzz heap-buffer-overflow on hb_cairo_glyphs_from_buffer. The current sources do not mark it as known exploited. The current feed maps harfbuzz/harfbuzz (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 8.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps harfbuzz/harfbuzz (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| harfbuzz/harfbuzzgeneric | >= 8.5.0, <= 10.0.1 | Not reported |
Published upstream
Dec 27, 2024
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Jun 25, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jun 25, 2026
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.
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2024-56732 records a High severity (CVSS 8.8) vulnerability in HarfBuzz heap-buffer-overflow on hb_cairo_glyphs_from_buffer. The current sources do not mark it as known exploited. The current feed maps harfbuzz/harfbuzz (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 8.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps harfbuzz/harfbuzz (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| harfbuzz/harfbuzzgeneric | >= 8.5.0, <= 10.0.1 | Not reported |
Published upstream
Dec 27, 2024
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Jun 25, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jun 25, 2026
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.
Quoted source text, attributed separately from HOL analysis.