Denial of Service Vulnerability in PHP Fileinfo Component

CVE-2014-9426 · HIGH Severity

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

The apprentice_load function in libmagic/apprentice.c in the Fileinfo component in PHP through 5.6.4 attempts to perform a free operation on a stack-based character array, which allows remote attackers to cause a denial of service (memory corruption or application crash) or possibly have unspecified other impact via unknown vectors. NOTE: this is disputed by the vendor because the standard erealloc behavior makes the free operation unreachable

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