CVE-2020-28928
musl - security update
5.5
MEDIUM
CVSS 3.1
EPSS 0.04%
Description
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).
How to fix CVE-2020-28928
To remediate CVE-2020-28928, upgrade the affected package to a fixed version below.
- Alpine/musl—upgrade to 1.1.22-r4 or later
- —upgrade to 1.2.2-1 or later
- —upgrade to 1.1.16-3+deb9u1 or later
Is CVE-2020-28928 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 1.1.22-r4
- from 0, < 1.2.2-1
- from 0, < 1.1.16-3+deb9u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |