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1 vulnerability by fontconfig project

CVE-2026-34085 (GCVE-0-2026-34085)

Vulnerability from cvelistv5 – Published: 2026-03-25 16:54 – Updated: 2026-04-02 17:50
VLAI?
Summary
fontconfig before 2.17.1 has an off-by-one error in allocation during sfnt capability handling, leading to a one-byte out-of-bounds write, and potentially a crash or code execution. This is in FcFontCapabilities in fcfreetype.c.
Severity ?
5.9 (Medium)
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CWE
Assigner
References
Impacted products
Vendor Product Version
fontconfig project fontconfig Affected: 0 , < 2.17.1 (semver)
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