Vulnerability Details CVE-2025-47436
Heap-based Buffer Overflow vulnerability in Apache ORC.
A vulnerability has been identified in the ORC C++ LZO decompression logic, where specially crafted malformed ORC files can cause the decompressor to allocate a 250-byte buffer but then attempts to copy 295 bytes into it. It causes memory corruption.
This issue affects Apache ORC C++ library: through 1.8.8, from 1.9.0 through 1.9.5, from 2.0.0 through 2.0.4, from 2.1.0 through 2.1.1.
Users are recommended to upgrade to version 1.8.9, 1.9.6, 2.0.5, and 2.1.2, which fix the issue.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 17.0%
CVSS Severity
CVSS v3 Score 9.8
Products affected by CVE-2025-47436
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cpe:2.3:a:apache:orc:1.0.0
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cpe:2.3:a:apache:orc:1.1.0
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cpe:2.3:a:apache:orc:1.1.1
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cpe:2.3:a:apache:orc:1.1.2
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cpe:2.3:a:apache:orc:1.2.0
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cpe:2.3:a:apache:orc:1.2.1
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cpe:2.3:a:apache:orc:1.2.2
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cpe:2.3:a:apache:orc:1.2.3
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cpe:2.3:a:apache:orc:1.3.0
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cpe:2.3:a:apache:orc:1.3.1
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cpe:2.3:a:apache:orc:1.3.2
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cpe:2.3:a:apache:orc:1.3.3
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cpe:2.3:a:apache:orc:1.3.4
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cpe:2.3:a:apache:orc:1.4.0
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cpe:2.3:a:apache:orc:1.4.1
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cpe:2.3:a:apache:orc:1.4.2
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cpe:2.3:a:apache:orc:1.4.3
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cpe:2.3:a:apache:orc:1.4.4
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cpe:2.3:a:apache:orc:1.5.0
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cpe:2.3:a:apache:orc:1.5.1
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cpe:2.3:a:apache:orc:1.5.10
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cpe:2.3:a:apache:orc:1.5.11
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cpe:2.3:a:apache:orc:1.5.12
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cpe:2.3:a:apache:orc:1.5.13
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cpe:2.3:a:apache:orc:1.5.2
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cpe:2.3:a:apache:orc:1.5.3
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cpe:2.3:a:apache:orc:1.5.4
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cpe:2.3:a:apache:orc:1.5.5
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cpe:2.3:a:apache:orc:1.5.6
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cpe:2.3:a:apache:orc:1.5.7
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cpe:2.3:a:apache:orc:1.5.8
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cpe:2.3:a:apache:orc:1.5.9
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cpe:2.3:a:apache:orc:1.6.0
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cpe:2.3:a:apache:orc:1.6.1
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cpe:2.3:a:apache:orc:1.6.10
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cpe:2.3:a:apache:orc:1.6.11
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cpe:2.3:a:apache:orc:1.6.12
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cpe:2.3:a:apache:orc:1.6.13
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cpe:2.3:a:apache:orc:1.6.14
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cpe:2.3:a:apache:orc:1.6.2
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cpe:2.3:a:apache:orc:1.6.3
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cpe:2.3:a:apache:orc:1.6.4
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cpe:2.3:a:apache:orc:1.6.5
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cpe:2.3:a:apache:orc:1.6.6
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cpe:2.3:a:apache:orc:1.6.7
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cpe:2.3:a:apache:orc:1.6.8
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cpe:2.3:a:apache:orc:1.6.9
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cpe:2.3:a:apache:orc:1.7.0
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cpe:2.3:a:apache:orc:1.7.1
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cpe:2.3:a:apache:orc:1.7.10
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cpe:2.3:a:apache:orc:1.7.11
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cpe:2.3:a:apache:orc:1.7.2
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cpe:2.3:a:apache:orc:1.7.3
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cpe:2.3:a:apache:orc:1.7.4
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cpe:2.3:a:apache:orc:1.7.5
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cpe:2.3:a:apache:orc:1.7.6
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cpe:2.3:a:apache:orc:1.7.7
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cpe:2.3:a:apache:orc:1.7.8
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cpe:2.3:a:apache:orc:1.7.9
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cpe:2.3:a:apache:orc:1.8.0
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cpe:2.3:a:apache:orc:1.8.1
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cpe:2.3:a:apache:orc:1.8.2
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cpe:2.3:a:apache:orc:1.8.3
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cpe:2.3:a:apache:orc:1.8.4
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cpe:2.3:a:apache:orc:1.8.5
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cpe:2.3:a:apache:orc:1.8.6
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cpe:2.3:a:apache:orc:1.8.7
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cpe:2.3:a:apache:orc:1.8.8
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cpe:2.3:a:apache:orc:1.9.0
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cpe:2.3:a:apache:orc:1.9.1
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cpe:2.3:a:apache:orc:1.9.2
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cpe:2.3:a:apache:orc:1.9.3
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cpe:2.3:a:apache:orc:1.9.4
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cpe:2.3:a:apache:orc:1.9.5
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cpe:2.3:a:apache:orc:2.0.0
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cpe:2.3:a:apache:orc:2.0.1
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cpe:2.3:a:apache:orc:2.0.2
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cpe:2.3:a:apache:orc:2.0.3
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cpe:2.3:a:apache:orc:2.0.4
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cpe:2.3:a:apache:orc:2.1.0
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cpe:2.3:a:apache:orc:2.1.1