CVE-2020-36430

libass 0.15.x before 0.15.1 has a heap-based buffer overflow in decode_chars (called from decode_font and process_text) because the wrong integer data type is used for subtraction.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.8 HIGH
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 54%
Affected Products (NVD)
VendorProductVersion
libass_projectlibass
0.15.0 ≤
𝑥
< 0.15.1
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
libass
bookworm
1:0.17.1-1
fixed
bullseye
1:0.15.0-2
fixed
buster
not-affected
sid
1:0.17.3-1
fixed
stretch
not-affected
trixie
1:0.17.3-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
libass
bionic
not-affected
focal
not-affected
groovy
ignored
hirsute
ignored
impish
not-affected
jammy
not-affected
trusty
not-affected
xenial
not-affected
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
libass-devel
suse enterprise desktop 15 SP2
0.14.0-3.9.1
fixed
suse enterprise desktop 15 SP3
0.14.0-3.9.1
fixed
suse enterprise desktop 15 SP4
0.14.0-3.9.1
fixed
suse enterprise desktop 15 SP5
0.14.0-3.9.1
fixed
suse enterprise desktop 15 SP6
0.14.0-3.9.1
fixed
suse enterprise desktop 15 SP7
0.14.0-3.9.1
fixed
suse enterprise sap 15
0.14.0-3.9.1
fixed
suse enterprise sap 15 SP1
0.14.0-3.9.1
fixed
suse enterprise sap 15 SP2
0.14.0-3.9.1
fixed
suse enterprise sap 15 SP3
0.14.0-3.9.1
fixed
suse enterprise sap 15 SP4
0.14.0-3.9.1
fixed
suse enterprise sap 15 SP5
0.14.0-3.9.1
fixed
suse enterprise sap 15 SP6
0.14.0-3.9.1
fixed
suse enterprise sap 15 SP7
0.14.0-3.9.1
fixed
suse enterprise server 15
0.14.0-3.9.1
fixed
suse enterprise server 15 SP1
0.14.0-3.9.1
fixed
suse enterprise server 15 SP2
0.14.0-3.9.1
fixed
suse enterprise server 15 SP3
0.14.0-3.9.1
fixed
suse enterprise server 15 SP4
0.14.0-3.9.1
fixed
suse enterprise server 15 SP5
0.14.0-3.9.1
fixed
suse enterprise server 15 SP6
0.14.0-3.9.1
fixed
suse enterprise server 15 SP7
0.14.0-3.9.1
fixed
libass9
suse enterprise desktop 15 SP2
0.14.0-3.9.1
fixed
suse enterprise desktop 15 SP3
0.14.0-3.9.1
fixed
suse enterprise desktop 15 SP4
0.14.0-3.9.1
fixed
suse enterprise desktop 15 SP5
0.14.0-3.9.1
fixed
suse enterprise desktop 15 SP6
0.14.0-3.9.1
fixed
suse enterprise desktop 15 SP7
0.14.0-3.9.1
fixed
suse enterprise sap 15
0.14.0-3.9.1
fixed
suse enterprise sap 15 SP1
0.14.0-3.9.1
fixed
suse enterprise sap 15 SP2
0.14.0-3.9.1
fixed
suse enterprise sap 15 SP3
0.14.0-3.9.1
fixed
suse enterprise sap 15 SP4
0.14.0-3.9.1
fixed
suse enterprise sap 15 SP5
0.14.0-3.9.1
fixed
suse enterprise sap 15 SP6
0.14.0-3.9.1
fixed
suse enterprise sap 15 SP7
0.14.0-3.9.1
fixed
suse enterprise server 15
0.14.0-3.9.1
fixed
suse enterprise server 15 SP1
0.14.0-3.9.1
fixed
suse enterprise server 15 SP2
0.14.0-3.9.1
fixed
suse enterprise server 15 SP3
0.14.0-3.9.1
fixed
suse enterprise server 15 SP4
0.14.0-3.9.1
fixed
suse enterprise server 15 SP5
0.14.0-3.9.1
fixed
suse enterprise server 15 SP6
0.14.0-3.9.1
fixed
suse enterprise server 15 SP7
0.14.0-3.9.1
fixed