CVE-2026-34085MediumCVSS 5.9

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.

Published
May 31, 2026
Last Modified
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🔗 CVE IDs covered (1)

CVE-2026-34085 →

🎯 Affected products1

  • azl3 fontconfig 2.14.2-1 on Azure Linux 3.0

🔗 References (1)