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The LINUXTCP port of FreeModbus contains an off-by-one bounds check in xMBPortTCPPool (demo/LINUXTCP/port/porttcp.c). The check uses a strict greater-than comparison instead of greater-than-or-equal against the 263-byte MB_TCP_BUF_SIZE limit.
CVSS 9.1EPSS 0.27799999999999997%Riziko 0.93
Zobraziť zdroj- Zverejnené
- 2026-08-05 13:24:50
- Posledná úprava
- 2026-08-10 12:17:28
- Vektor
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H