CVE-2024-56732

HarfBuzz heap-buffer-overflow on hb_cairo_glyphs_from_buffer

State: Published
Severity: 9.3 Critical
Published: Dec 27, 2024
Updated: Dec 28, 2024
Reserved: Dec 27, 2024

Description

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.

Scores

CVSS	Score	Vector	Source
4.0	9.3 Critical	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N	GitHub_M
3.1	8.8 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-122 Heap-based Buffer Overflow

Affected Products

Product	Versions
harfbuzzharfbuzz	>= 8.5.0, <= 10.0.1Affected

References

https://github.com/harfbuzz/harfbuzz/security/advisories/GHSA-qmp9-xqm5-jh6m
https://github.com/harfbuzz/harfbuzz/commit/1767f99e2e2196c3fcae27db6d8b60098d3f6d26

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