PatternMatchUtils infinite loop bug [SPR-12971]

[spring-projects-issues]

g2757219@trbvm.com opened SPR-12971 and commented

org.springframework.util.PatternMatchUtils has an infinite loop bug.

Repro:

PatternMatchUtils.simpleMatch("**a", "*");

tested on spring-core-3.2.8 and 4.1.0

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Affects: 3.2.8, 4.1 GA

Referenced from: commits ed9769a, db80378, 8e074b6

Backported to: 3.2.14