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JLSEC-2025-175 High 7.5

hb-ot-layout-gsubgpos.hh in HarfBuzz through 6.0.0 allows attackers to trigger O(n^2) growth via...

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JLSEC Published
Modified
Severity
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Packages
HarfBuzz_ICU_jll < 8.5.0+0
HarfBuzz_jll < 8.3.1+0
Upstream
CVE-2023-25193

hb-ot-layout-gsubgpos.hh in HarfBuzz through 6.0.0 allows attackers to trigger O(n^2) growth via consecutive marks during the process of looking back for base glyphs when attaching marks.

References