Bug 168206 - CAN-2005-2876 umount unsafe -r usage
CAN-2005-2876 umount unsafe -r usage
Product: Red Hat Enterprise Linux 4
Classification: Red Hat
Component: util-linux (Show other bugs)
All Linux
medium Severity medium
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Assigned To: Karel Zak
Ben Levenson
: Security
Depends On:
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Reported: 2005-09-13 11:20 EDT by Josh Bressers
Modified: 2007-11-30 17:07 EST (History)
0 users

See Also:
Fixed In Version: RHSA-2005-782
Doc Type: Bug Fix
Doc Text:
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Last Closed: 2005-10-11 11:48:12 EDT
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RHEL 7.3 requirements from Atomic Host:
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Description Josh Bressers 2005-09-13 11:20:17 EDT
This issue was reported to bugtraq here:

The issue is that if a non root user is able to run umount -r, it is possible to
subvert the restrictions placed on a filesystem such as nosuid.
Comment 3 Red Hat Bugzilla 2005-10-11 11:48:12 EDT
An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on the solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.


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