CVE-2012-3400: Heap-based buffer overflow in the udf_load_logicalvol function in fs/udf/super.c in the Linux kernel before...

Security readout for executives and security teams

This is a Linux kernel flaw in UDF filesystem handling. A specially crafted UDF filesystem could crash an affected system, and the source record leaves open the possibility of other unspecified impact. The main business risk is availability disruption on systems that mount or process untrusted UDF media or images. Exposure is most plausible on Linux systems running kernels before 3.4.5 or vendor kernels without the referenced UDF fixes, especially where users or services can mount removable media or process disk images containing UDF filesystems. Prioritize remediation for servers, appliances, and workstations that can encounter untrusted UDF media or images. Treat internet urgency as lower unless a business workflow accepts attacker-supplied filesystem images. Mitigation focus: Update affected Linux kernels using vendor security advisories.; Verify vendor kernels include the referenced UDF fixes.; Check Ubuntu, Red Hat, SUSE, or Juniper guidance where applicable..

Prepared

Jun 27, 2026, 16:25 UTC (UTC+00:00)

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