Medium severity5.5NVD Advisory· Published Oct 20, 2026
CVE-2026-113680
CVE-2026-113680
Description
HarfBuzz from 8.0.0 through 14.6.0 contains a NULL pointer dereference vulnerability in the experimental WebAssembly shaper host imports buffer_set_contents, face_create, and font_set_coords. Attackers can supply a crafted font whose embedded wasm module passes out-of-range addresses with non-zero lengths, crashing any application that shapes text with the font.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1- Range: 8.0.0-14.6.0
Patches
Vulnerability mechanics
References
6- github.com/harfbuzz/harfbuzz/blob/14.6.0/src/hb-wasm-api-buffer.hhnvd
- github.com/harfbuzz/harfbuzz/blob/14.6.0/src/hb-wasm-api-face.hhnvd
- github.com/harfbuzz/harfbuzz/blob/14.6.0/src/hb-wasm-api-font.hhnvd
- github.com/harfbuzz/harfbuzz/commit/a71aa86c2bac114fafb6b47f8da02024ecb44fa6nvd
- github.com/harfbuzz/harfbuzz/pull/6414nvd
- www.vulncheck.com/advisories/harfbuzz-8.0.0-through-14.6.0-webassembly-shaper-null-pointer-dereference-dosnvd
News mentions
0No linked articles in our index yet.