| 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 |
| Debian Bugs | 975365 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| musl (PTS) | bullseye | 1.2.2-1 | fixed |
| bookworm | 1.2.3-1 | fixed |
| forky, sid, trixie | 1.2.5-3 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| musl | source | stretch | 1.1.16-3+deb9u1 | | DLA-2474-1 | |
| musl | source | (unstable) | 1.2.2-1 | | | 975365 |
Notes
[buster] - musl <no-dsa> (Minor issue)
https://www.openwall.com/lists/oss-security/2020/11/20/4
https://git.musl-libc.org/cgit/musl/commit/?id=3ab2a4e02682df1382955071919d8aa3c3ec40d4 (v1.2.2)