CVE-2014-6272: Multiple integer overflows in the evbuffer API in Libevent 1.4.x before 1.4.15, 2.0.x before 2.0.22, and 2....

Security readout for executives and security teams

CVE-2014-6272 is an old Libevent memory-handling flaw. Very large inputs to specific buffer functions can crash affected software and may have unspecified additional impact. The supplied sources identify fixed Libevent versions, but do not show active exploitation or a CVSS score. Exposure is most likely in legacy systems or applications that dynamically or statically include vulnerable Libevent versions. Package-managed Linux systems may have received distro fixes, but embedded, bundled, or unmaintained copies need separate verification. Treat this as a hygiene and legacy exposure issue unless critical services still use affected Libevent builds. Prioritize verification for internet-facing or high-availability systems because the confirmed impact includes denial of service. Mitigation focus: Upgrade Libevent to a fixed version identified by the advisory.; Apply relevant operating-system vendor security updates.; Check bundled or statically linked application copies separately..

Prepared

Jun 13, 2026, 22:03 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.