(a) mount and (b) umount in util-linux 2.14.1, 2.17.2, and probably other versions allow local users to determine the existence of restricted directories by (1) using the --guess-fstype command-line option or (2) attempting to mount a non-existent device, which generates different error messages depending on whether the directory exists.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade util-linux | Aug 30, 2017 | Jan 21, 2014 |
| Centos_linux | — | Upgrade libblkid-develUpgrade libuuidUpgrade uuiddUpgrade util-linux-ngUpgrade libuuid-develUpgrade libblkid | Dec 1, 2016 | Jan 21, 2014 |
| Debian | — | Upgrade util-linux | Jul 30, 2024 | Jan 21, 2014 |
| Gentoo Linux | — | Upgrade sys-apps/util-linux. | Oct 30, 2017 | Jan 21, 2014 |
| Oracle_linux | — | Upgrade libblkidUpgrade libblkid-develUpgrade libuuid-develUpgrade uuiddUpgrade libuuidUpgrade util-linux-ng | Oct 16, 2024 | Jan 21, 2014 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Jan 5, 2013 |
| Suse | — | Upgrade libsmartcols-develUpgrade libmount1Upgrade libmount-develUpgrade libuuid-devel-staticUpgrade libuuid1-32bitUpgrade libfdisk-develUpgrade libblkid-develUpgrade util-linux-systemdUpgrade libuuid1Upgrade util-linux-langUpgrade libblkid-devel-staticUpgrade libmount1-32bitUpgrade util-linuxUpgrade python-libmountUpgrade libfdisk1Upgrade libuuid-develUpgrade libsmartcols1Upgrade libblkid1Upgrade uuiddUpgrade libblkid1-32bit | Aug 9, 2024 | Jan 21, 2014 |
| Ubuntu | — | No solution exists | Jun 26, 2025 | Jan 21, 2014 |
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub