Threats Tagged 'cve-2026-7423'
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Threats Tagged 'cve-2026-7423'
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CVE-2026-7423: CWE-191: Integer Underflow (Wrap or Wraparound) in AWS FreeRTOS-Plus-TCPCVE-2026-7423 0 Integer underflow in the ICMP and ICMPv6 echo reply handlers in FreeRTOS-Plus-TCP before V4.4.1 and V4.2.6 allows an adjacent network user to cause a denial of service (device crash) when outgoing ping support is enabled, because header sizes are subtracted from a packet length field without validating the field is large enough, resulting in a heap out-of-bounds read of up to approximately 65KB. To mitigate this issue, users should upgrade to the fixed version when available. Join the discussion | CVE Database V5 | 04/29/2026, 18:36:28 UTC Added: 04/29/2026, 19:06:24 UTC |
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