CVE-2016-1234: Stack-based buffer overflow in the glob implementation in GNU C Library (aka glibc) before 2.24, when GLOB_...

Security readout for executives and security teams

CVE-2016-1234 is a glibc flaw that can crash affected software when a specific glob feature handles an overly long name. The business impact is availability, not confirmed data theft. It matters most where older glibc builds remain in servers, containers, appliances, or embedded images. Exposure is most likely on systems or images using glibc before 2.24, unless a distribution backported the fix. Risk depends on whether software calls glob with GLOB_ALTDIRFUNC on attacker-influenced names. Prioritize as a legacy availability risk. It should be remediated through normal patch and image refresh cycles, with higher urgency for internet-facing or multi-tenant services that process untrusted filenames. Mitigation focus: Identify glibc versions across hosts, containers, appliances, and build images.; Apply vendor-supported glibc updates that include the CVE-2016-1234 fix.; Treat distro backports as authoritative when version numbers remain below 2.24..

Prepared

Jun 13, 2026, 14:22 UTC (UTC+00:00)

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