VULNERABILITY INTELLIGENCE

CVE-2020-11721

CVSS score6.5 MEDIUM
EPSS probability0.94%
CISA KEVNot currently listed
Published2020-04-12
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Description

load_png in loader.c in libsixel.a in libsixel 1.8.6 has an uninitialized pointer leading to an invalid call to free, which can cause a denial of service.

Weakness classification

  • nvd@nist.gov: CWE-824

Primary references