CVE-2020-36430

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CVSS 3.1

7.8 high

EPSS

1%p63

Published

Jul 20, 2021 (Jul 20, 2021)

Modified

Jun 17, 2026

Description

libass 0.15.x before 0.15.1 has a heap-based buffer overflow in decode_chars (called from decode_font and process_text) because the wrong integer data type is used for subtraction.

Vendors: libass project fedoraproject
Products: libass, fedora
Weakness: CWE-787
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (1.1%)

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