CVE-2014-9769

CVE-2014-9769 is a denial-of-service vulnerability affecting PCRE 8.35, specifically in the pcre_jit_compile.c component. It arises from improper optimization of nested alternatives using table jumps, allowing remote attackers to corrupt stack memory via crafted strings, as observed with Suricata and Emerging Threats Open rulesets. The vulnerability is rated High severity (CVSS 7.3) due to its network-based attack vector, low attack complexity, and potential for denial of service, with possible other impacts. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.