CVE-2020-11721

MEDIUM

6.5

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.

CVE Details

CVSS v3.1 Score6.5

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionREQUIRED

Published4/12/2020

Last Modified4/24/2026

Sourcenvd

Honeypot Sightings0

Affected Products

saitoha:libsixel

Weaknesses (CWE)

CWE-824

References

https://github.com/saitoha/libsixel/issues/134(cve@mitre.org)

https://github.com/saitoha/libsixel/issues/134(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.