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CVE-2021-26461CWE-190

malloc, realloc and memalign implementations are vulnerable to integer wrap-arounds

3Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackepss 5.0%
exploitation probability
5.0%top 8% of all CVEs
observed exploitation
nono source reports it
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.