by Kastro
Paper/Archive/CVE-2024-56732

CVE-2024-56732

harfbuzz harfbuzz — HarfBuzz heap-buffer-overflow on hb_cairo_glyphs_from_buffer

EPSS 0.7%public exploitCVSS 9.3
critical.is priorityof 100
48
CVSS 9.3 (CNA)9.3 / 10 × 3027.9Not in CISA KEV+300.0EPSS percentile 51.2.512 × 2010.2Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
harfbuzz>= 8.5.0, <= 10.0.1–CNA

Scores by source

GitHub_M (CNA)9.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CISA ADP8.8CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: poc · Automatable: no · Technical impact: total

References

refgithub.com/harfbuzz/harfbuzz/security/advisories/GHSA-qmp9-xqm5-jh6mrefgithub.com/harfbuzz/harfbuzz/commit/1767f99e2e2196c3fcae27db6d8b60098d3f6d26