Heap-based buffer overflow vulnerability in PCRE library allows arbitrary code execution

Heap-based buffer overflow vulnerability in PCRE library allows arbitrary code execution

CVE-2005-2491 · HIGH Severity

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

Integer overflow in pcre_compile.c in Perl Compatible Regular Expressions (PCRE) before 6.2, as used in multiple products such as Python, Ethereal, and PHP, allows attackers to execute arbitrary code via quantifier values in regular expressions, which leads to a heap-based buffer overflow.

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