CVE-2018-19757

MEDIUM

libsixel 1.8.2 - Denial of Service via NULL Pointer Dereference in sixel_helper_set_additional_message

Title source: llm
STIX 2.1

Description

There is a NULL pointer dereference at function sixel_helper_set_additional_message (status.c) 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=1649197

Scores

CVSS v3 6.5
EPSS 0.0087
EPSS Percentile 54.1%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Details

CWE
CWE-476
Status published
Products (2)
libsixel_project/libsixel 1.8.2
saitoha/libsixel 1.8.2
Published Nov 30, 2018
Tracked Since Feb 18, 2026