Security Advisory

CVE-2026-34085

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2026-03-25 16:54:37

Last updated 2026-04-02 17:50:01

Assigner mitre

State PUBLISHED

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.

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