Page Information

Title:	INT31-C. Ensure that integer conversions do not result in lost or misinterpreted data
Author:	Robert C. Seacord	Jun 08, 2006
Last Changed by:	Joerg Herter	Oct 29, 2025
Tiny Link: (useful for email)	https://wiki.sei.cmu.edu/confluence/x/U9YxBQ
Export As:	Word · PDF

SEI CERT Oracle Coding Standard for Java (1)     Page: NUM12-J. Ensure conversions of numeric types to narrower types do not result in lost or misinterpreted data

Parent Page     Page: Rule 04. Integers (INT)

• fortify
• compass/rose
• coverity
• android-applicable
• cwe-197
• cwe-681
• exceptions
• ptc
• sidebar
• rose-partial
• conversion
• rule
• cwe-192
• int
• klocwork
• in-cpp

Time	Editor
Oct 29, 2025 05:00	Joerg Herter	View Changes
Aug 06, 2025 13:21	Francesco Mariani	View Changes
Aug 06, 2025 13:19	Francesco Mariani	View Changes
May 05, 2025 08:32	Swasti Shrivastava	View Changes
REM Cost Reform
Dec 11, 2024 03:03	Swasti Shrivastava

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    web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2009-1376
    https://wiki.sei.cmu.edu/confluence/display/c/DCL03-C.+Use+…
    https://wiki.sei.cmu.edu/confluence/display/c/FIO34-C.+Dist…
    https://www.kb.cert.org/vulnotes/bymetric?searchview&query=…
    https://wiki.sei.cmu.edu/confluence/pages/viewpage.action?p…
    https://wiki.sei.cmu.edu/confluence/display/c/How+this+Codi…
    https://pvs-studio.com/en/docs/warnings/v793/
    cwe.mitre.org/data/definitions/192.html
    https://wiki.sei.cmu.edu/confluence/display/c/AA.+Bibliogra…
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    https://pvs-studio.com/en/docs/warnings/v676/
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    https://wiki.sei.cmu.edu/confluence/display/c/AA.+Bibliogra…
    https://pvs-studio.com/en/docs/warnings/v716/
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    https://pvs-studio.com/en/docs/warnings/v1029/
    xorl.wordpress.com/2009/05/28/cve-2009-1376-pidgin-msn-slp-…
    https://wiki.sei.cmu.edu/confluence/display/java/NUM12-J.+E…
    https://wiki.sei.cmu.edu/confluence/display/c/PVS-Studio
    https://cwe.mitre.org/data/index.html704.html
    https://wiki.sei.cmu.edu/confluence/display/c/INT18-C.+Eval…
    cwe.mitre.org/data/definitions/681.html
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    https://pvs-studio.com/en/docs/warnings/v562/
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    https://www.mathworks.com/help/bugfinder/ref/certcruleint31…

SEI CERT C Coding Standard (33)     Page: Cppcheck Premium     Page: Rose     Page: Coverity     Home page: SEI CERT C Coding Standard     Page: AA. Bibliography     Page: Coverity_V     Page: TrustInSoft Analyzer_V     Page: DCL03-C. Use a static assertion to test the value of a constant expression     Page: PVS-Studio_V     Page: Security Reviewer - Static Reviewer     Page: Astrée     Page: Helix QAC     Page: INT18-C. Evaluate integer expressions in a larger size before comparing or assigning to that size     Page: RuleChecker     Page: RuleChecker_V     Page: Klocwork_V     Page: Parasoft_V     Page: Cppcheck_V     Page: Astrée_V     Page: CodeSonar_V     Page: Parasoft     Page: Polyspace Bug Finder_V     Page: Klocwork     Page: LDRA     Page: LDRA_V     Page: Security Reviewer - Static Reviewer_V     Page: Cppcheck     Page: Polyspace Bug Finder     Page: CodeSonar     Page: Cppcheck Premium_V     Page: Helix QAC_V     Page: BB. Definitions     Page: TrustInSoft Analyzer