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Incorrectly using a variadic function can result in abnormal program termination or unintended information disclosure.

Recommendation

Severity

Likelihood

Remediation Cost

Priority

Level

DCL10-C

High

Probable

High

P6

L2

Related Vulnerabilities

Search for vulnerabilities resulting from the violation of this rule on the CERT website.

Automated Detection

Tool

Version

Checker

Description

Astrée
Include Page
Astrée_V
Astrée_V

Supported, but no explicit checker
Helix QAC

Include Page
Helix QAC_V
Helix QAC_V

C0185, C0184
Klocwork
Include Page
Klocwork_V
Klocwork_V
SV.FMT_STR.PRINT_PARAMS_WRONGNUM.FEW
SV.FMT_STR.PRINT_PARAMS_WRONGNUM.MANY
SV.FMT_STR.SCAN_PARAMS_WRONGNUM.FEW
SV.FMT_STR.SCAN_PARAMS_WRONGNUM.MANY

LDRA tool suite
Include Page
LDRA_V
LDRA_V

41 S

Partially implemented

PRQA QA-C Include PagePRQA QA-C_vPRQA QA-C_v

0185
0184

Enhanced Enforcement

Parasoft C/C++test

Include Page
Parasoft_V
Parasoft_V

CERT_C-DCL10-aThe number of format specifiers in the format string and the number of corresponding arguments in the invocation of a string formatting function should be equal
PC-lint Plus

Include Page
PC-lint Plus_V
PC-lint Plus_V

558, 719

Assistance provided: reports issues involving format strings

Polyspace Bug Finder

Include Page
Polyspace Bug Finder_V
Polyspace Bug Finder_V

CERT C: Rec. DCL10-C


Checks for format string specifiers and arguments mismatch (rec. partially covered)

Partially implemented

Related Guidelines

ISO/IEC TR 24772:2013Subprogram Signature Mismatch [OTR]
MISRA C:2012Rule 17.1 (required)
MITRE CWECWE-628, Function call with incorrectly specified arguments

Bibliography

[Seacord 2013]Chapter 6, "Formatted Output"

 


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