CVE-2011-1675: mount in util-linux 2.19 and earlier attempts to append to the /etc/mtab.tmp file without first checking wh...

Security readout for executives and security teams

This is a local Linux issue in util-linux mount 2.19 and earlier. A local user can manipulate file-size limits so mount corrupts /etc/mtab, which records mounted filesystems. The sources do not show remote exploitation, active exploitation, or a CVSS score. Exposure is most likely on legacy Linux systems using util-linux 2.19 or earlier. The source bundle does not identify specific supported distributions beyond Red Hat advisory references, so asset validation should check installed util-linux versions and vendor backports. Treat this as a legacy local-risk cleanup item. It is unlikely to drive emergency response unless exposed multi-user Linux systems still run affected packages, but it should be removed during vulnerability management and baseline hardening. Mitigation focus: Identify systems running util-linux mount 2.19 or earlier.; Apply the relevant vendor security update or supported util-linux package.; Review Red Hat RHSA-2011:1691 if managing affected Red Hat systems..

Prepared

Jun 24, 2026, 13:28 UTC (UTC+00:00)

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