Vulnerability: Denial of Service and Out-of-Bounds Heap Read in PCRE's compile_branch Function

Vulnerability: Denial of Service and Out-of-Bounds Heap Read in PCRE's compile_branch Function

CVE-2015-2325 · HIGH Severity

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

The compile_branch function in PCRE before 8.37 allows context-dependent attackers to compile incorrect code, cause a denial of service (out-of-bounds heap read and crash), or possibly have other unspecified impact via a regular expression with a group containing a forward reference repeated a large number of times within a repeated outer group that has a zero minimum quantifier.

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