CVE-2020-28928

EUVD-2020-21316
In musl libc through 1.2.1, wcsnrtombs mishandles particular combinations of destination buffer size and source character limit, as demonstrated by an invalid write access (buffer overflow).
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.5 MEDIUM
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 13%
Affected Products (NVD)
VendorProductVersion
musl-libcmusl
𝑥
≤ 1.2.1
debiandebian_linux
9.0
oraclegraalvm
20.3.2
oraclegraalvm
21.1.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
musl
bookworm
1.2.3-1
fixed
bullseye
1.2.2-1
fixed
buster
no-dsa
sid
1.2.5-1.1
fixed
trixie
1.2.5-1.1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
musl
bionic
Fixed 1.1.19-1ubuntu0.1~esm1
released
focal
Fixed 1.1.24-1ubuntu0.1~esm1
released
groovy
ignored
hirsute
ignored
impish
ignored
jammy
not-affected
kinetic
not-affected
lunar
not-affected
mantic
not-affected
noble
not-affected
trusty
Fixed 0.9.15-1ubuntu0.1~esm2
released
xenial
Fixed 1.1.9-1ubuntu0.1~esm3
released
References