Critical
libmodbus — security advisory
libmodbus v3.1.10 has a heap-based buffer overflow vulnerability in read_io_status function in src/modbus.c.
- Products
- libmodbus
- Affected versions
- 3.0.4-1, 3.0.5-1, 3.0.5-1ubuntu0.1~esm1, 3.0.6-1, 3.0.6-1ubuntu0.1~esm1, 3.0.6-2, 3.0.6-2+deb9u1build0.18.04.1, 3.0.6-2ubuntu0.1~esm1, 3.1.10-1ubuntu1, 3.1.11-2, 3.1.11-2build1, 3.1.6-1, 3.1.6-2, 3.1.6-2.1, 3.2.0-1
- Fixed versions
- Not specified
- CVEs
- CVE-2023-26793
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 01:39 UTC · Revision 1
Source evidence
libmodbus v3.1.10 has a heap-based buffer overflow vulnerability in read_io_status function in src/modbus.c.
osv:UBUNTU-CVE-2023-26793
libmodbus
Fixed versions: Not specified
libmodbus
Fixed versions: Not specified
libmodbus
Fixed versions: Not specified
libmodbus
Fixed versions: Not specified
libmodbus
Fixed versions: Not specified
libmodbus
Fixed versions: Not specified
libmodbus
Fixed versions: Not specified
libmodbus
Fixed versions: Not specified
libmodbus
Fixed versions: Not specified
Complete source record
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