Race condition issues were found in Calibre at devices/linux_mount_helper.c allowing unprivileged users the ability to mount any device to anywhere.
https://www.openwall.com/lists/oss-security/2011/11/02/2
https://lwn.net/Articles/464824/
https://git.zx2c4.com/calibre-mount-helper-exploit/about/
https://euvd.enisa.europa.eu/vulnerability/EUVD-2011-4074
https://bugs.launchpad.net/calibre/+bug/885027
Source: Mitre, NVD
Published: 2021-10-27
Updated: 2021-11-01
Base Score: 9.3
Vector: CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C
Severity: High
Base Score: 8.1
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.01539