CVEvulnerability

CVE-2005-2491

7.5 HIGH Published 2005-08-23 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2005-08-23
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P

Description

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.

Affected configurations

• pcre pcre 5.0 • pcre pcre 6.0 • pcre pcre 6.1

References