CVE-2018-19759

MEDIUM

libsixel 1.8.2 - Buffer Overflow

Title source: llm
STIX 2.1

Description

There is a heap-based buffer over-read at stb_image_write.h (function: stbi_write_png_to_mem) in libsixel 1.8.2 that will cause a denial of service.

References (1)

Core 1
Core References
Exploit, Issue Tracking, Third Party Advisory x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=1649202

Scores

CVSS v3 5.5
EPSS 0.0015
EPSS Percentile 35.3%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Details

CWE
CWE-125
Status published
Products (2)
libsixel_project/libsixel 1.8.2
saitoha/libsixel 1.8.2
Published Nov 30, 2018
Tracked Since Feb 18, 2026