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).
Advisories
Source ID Title
Debian DLA Debian DLA DLA-2474-1 musl security update
EUVD EUVD 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).
Ubuntu USN Ubuntu USN USN-5990-1 musl vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-04T16:48:00.476Z

Reserved: 2020-11-18T00:00:00

Link: CVE-2020-28928

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2020-11-24T18:15:12.207

Modified: 2024-11-21T05:23:18.907

Link: CVE-2020-28928

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.