Back to Database
Status published
Medium
CVE-2018-19757
There is a NULL pointer dereference at function sixel_helper_set_additional_message (status.c)...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2018-19757
Credits & Attribution
No credits recorded in the NVD database.
More from saitoha
View All →CVE-2025-9300
saitoha libsixel img2sixel encoder.c sixel_debug_print_palette stack-based overflow
Medium
4.8
CVE-2022-29978
There is a floating point exception error in sixel_encoder_do_resize, encoder.c:633...
Medium
6.5
CVE-2022-29977
There is an assertion failure error in stbi__jpeg_huff_decode, stb_image.h:1894 in...
Medium
6.5
CVE-2022-27046
libsixel 1.8.6 suffers from a Heap Use After Free vulnerability...
High
8.8
CVE-2022-27044
libsixel 1.8.6 is affected by Buffer Overflow in libsixel/src/quant.c:876....
High
8.8
Affected Vendor
saitoha
View all reports →Affected Software
libsixel
Vulnerable Versions:
1.8.2
Timeline
Official Publish:
November 30th, 2018
Last Modified:
September 17th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.