CVE-2021-28021

HIGH

stb 2.26 - Out-of-bounds Write in stbi__extend_receive

Title source: llm
STIX 2.1

Description

Buffer overflow vulnerability in function stbi__extend_receive in stb_image.h in stb 2.26 via a crafted JPEG file.

Scores

CVSS v3 7.8
EPSS 0.0019
EPSS Percentile 40.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-787
Status published
Products (4)
debian/debian_linux 10.0
fedoraproject/fedora 34
fedoraproject/fedora 35
stb_project/stb 2.26
Published Oct 15, 2021
Tracked Since Feb 18, 2026