CVE-2023-25193

harfbuzz: allows attackers to trigger O(n^2) growth via consecutive marks

Published Feb 4, 2023 CVSS 3.1 · 7.5 High EPSS 1.8% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-29157 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.
Ubuntu USN Ubuntu USN USN-6263-1 OpenJDK vulnerabilities
Ubuntu USN Ubuntu USN USN-6272-1 OpenJDK 20 vulnerabilities
Ubuntu USN Ubuntu USN USN-7251-1 HarfBuzz vulnerability
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Mar 25, 2025, 8:23 PM
Reserved
Feb 4, 2023, 12:00 AM
Status
Modified
Published
Feb 4, 2023, 8:15 PM
Modified
Jun 17, 2026, 5:40 AM
Severity
Moderate
Public date
Feb 4, 2023, 12:00 AM