VULNERABILITY INTELLIGENCE

CVE-2021-26461

CVSS score9.8 CRITICAL
EPSS probability5.04%
CISA KEVNot currently listed
Published2021-06-21
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

Apache Nuttx Versions prior to 10.1.0 are vulnerable to integer wrap-around in functions malloc, realloc and memalign. This improper memory assignment can lead to arbitrary memory allocation, resulting in unexpected behavior such as a crash or a remote code injection/execution.

Weakness classification

  • security@apache.org: CWE-190
  • nvd@nist.gov: CWE-190

Primary references