CVE-2015-8387

HIGH

PCRE < 8.38 - Integer Overflow via Subroutine Call in Regular Expression

Title source: llm
STIX 2.1

Description

PCRE before 8.38 mishandles (?123) subroutine calls and related subroutine calls, which allows remote attackers to cause a denial of service (integer overflow) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.

Scores

CVSS v3 7.3
EPSS 0.0145
EPSS Percentile 81.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Details

CWE
CWE-190
Status published
Products (3)
fedoraproject/fedora 22
pcre/perl_compatible_regular_expression_library < 8.37
php/php 5.5.0 - 5.5.32
Published Dec 02, 2015
Tracked Since Feb 18, 2026