CVE-2019-20056 Information

Description

stb_image.h (aka the stb image loader) 2.23 as used in libsixel and other products has an assertion failure in stbi__shiftsigned.

CVSS Vector

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

Reference

https://github.com/saitoha/libsixel/issues/126

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.5