A flaw was found in newlib in versions prior to 4.0.0. Improper overflow validation in the memory allocation functions mEMALIGn, pvALLOc, nano_memalign, nano_valloc, nano_pvalloc could case an integer overflow, leading to an allocation of a small buffer and then to a heap-based buffer overflow.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2021-03-05T19:19:28

Updated: 2024-08-03T16:53:17.747Z

Reserved: 2021-03-02T00:00:00

Link: CVE-2021-3420

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-03-05T21:15:13.437

Modified: 2024-11-21T06:21:27.753

Link: CVE-2021-3420

cve-icon Redhat

No data.