CVE-2020-11721

EUVD-2020-4063
load_png in loader.c in libsixel.a in libsixel 1.8.6 has an uninitialized pointer leading to an invalid call to free, which can cause a denial of service.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.5 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 64%
Affected Products (NVD)
VendorProductVersion
libsixel_projectlibsixel
1.8.6
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
libsixel
bookworm
1.10.3-3
fixed
bullseye
no-dsa
buster
no-dsa
jessie
no-dsa
sid
1.10.3-3
fixed
stretch
no-dsa
trixie
1.10.3-3
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
libsixel
bionic
needs-triage
eoan
ignored
focal
needs-triage
groovy
ignored
hirsute
ignored
impish
ignored
jammy
needs-triage
kinetic
ignored
lunar
ignored
mantic
ignored
noble
needs-triage
trusty
dne
xenial
needs-triage
Common Weakness Enumeration
References
https://github.com/saitoha/libsixel/issues/134
https://github.com/saitoha/libsixel/issues/134