Denial of Service Vulnerability in strtod.c

CVE-2010-4645 · MEDIUM Severity

AV:N/AC:L/AU:N/C:N/I:N/A:P

strtod.c, as used in the zend_strtod function in PHP 5.2 before 5.2.17 and 5.3 before 5.3.5, and other products, allows context-dependent attackers to cause a denial of service (infinite loop) via a certain floating-point value in scientific notation, which is not properly handled in x87 FPU registers, as demonstrated using 2.2250738585072011e-308.

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