CVE-2010-1158

CVE-2010-1158 describes an integer overflow vulnerability within the regular expression engine of Perl versions 5.8.x. This flaw allows an unauthenticated, remote attacker to trigger a denial of service by crafting a malicious regular expression and matching it against a long string, leading to stack consumption and an application crash. The vulnerability has a CVSS score of 5.0, indicating a medium severity with low attack complexity and a partial impact on availability. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.