CVE-2022-27046

HIGH

libsixel 1.8.6 - Heap Use-After-Free in Dither Component

Title source: llm

libsixel 1.8.6 suffers from a Heap Use After Free vulnerability in in libsixel/src/dither.c:388.

Core 1

Core References

Exploit, Issue Tracking, Third Party Advisory x_refsource_misc

CVSS v3 8.8

EPSS 0.0100

EPSS Percentile 58.6%

Attack Vector NETWORK

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

CWE

CWE-416

Status published

Products (2)

libsixel_project/libsixel 1.8.6

saitoha/libsixel 1.8.6

Published Apr 08, 2022

Tracked Since Feb 18, 2026