Heap-based Buffer Overflow Affecting harfbuzz package, versions <10.2.0-1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU2510-HARFBUZZ-15741598
- published21 Mar 2026
- disclosed27 Dec 2024
Introduced: 27 Dec 2024
CVE-2024-56732 (opens in a new tab)How to fix?
Upgrade Ubuntu:25.10 harfbuzz to version 10.2.0-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream harfbuzz package and not the harfbuzz package as distributed by Ubuntu.
See How to fix? for Ubuntu:25.10 relevant fixed versions and status.
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.