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CVE-2026-34085
Published: Mar 25, 2026
Modified: Apr 2, 2026
PUBLISHED
CVSS v3.1
5.9
MEDIUM
Description
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.
| Vendor | Product | Versions |
|---|---|---|
fontconfig project | fontconfig | affected 0 - < 2.17.1 |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low
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