| Name | CVE-2020-28928 |
| 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). |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-2474-1, ELA-324-1 |
| Debian Bugs | 975365 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| musl (PTS) | jessie, jessie (lts) | 1.1.5-2+deb8u2 | fixed |
| stretch (security), stretch (lts), stretch | 1.1.16-3+deb9u1 | fixed |
| buster | 1.1.21-2 | vulnerable |
| bullseye | 1.2.2-1 | fixed |
| sid, trixie, bookworm | 1.2.3-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
[buster] - musl <no-dsa> (Minor issue)
https://www.openwall.com/lists/oss-security/2020/11/20/4