This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page.
View CVE-2020-21049 →
DEBIAN-CVE-2020-21049
An invalid read in the stb_image.h component of libsixel prior to v1.8.5 allows attackers to cause a denial of service (DOS) via a crafted PSD file.
Original description
The description as published by the source.
An invalid read in the stb_image.h component of libsixel prior to v1.8.5 allows attackers to cause a denial of service (DOS) via a crafted PSD file.
Source: OSV.dev (Open Source Vulnerabilities) OSV
Affected packages
Debian:12
libsixel
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.6-1"}]}]
Debian:13
libsixel
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.6-1"}]}]
Debian:14
libsixel
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.6-1"}]}]
References
- advisory security-tracker.debian.org