CVE-2021-3420
- State
- Published
- Severity
- Not scored
- Published
- Mar 5, 2021
- Updated
- Aug 3, 2024
- Reserved
- Mar 2, 2021
Description
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.
Scores
The record has no CVSS score.
Weaknesses
- CWE-190 >CWE-120
Affected Products
| Product | Versions |
|---|---|
newlibn/a |
|
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1934088
- FEDORA-2021-332fb9c796vendor-advisory
- FEDORA-2021-267c08cc40vendor-advisory
- FEDORA-2021-0fa2f42d3cvendor-advisory
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