Access Restriction Bypass Affecting libblkid package, versions *
Snyk CVSS
Attack Complexity
High
Threat Intelligence
EPSS
0.04% (6th
percentile)
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Test your applications- Snyk ID SNYK-CENTOS6-LIBBLKID-3261319
- published 26 Jul 2021
- disclosed 2 Nov 2010
Introduced: 2 Nov 2010
CVE-2011-0543 Open this link in a new tabHow to fix?
There is no fixed version for Centos:6 libblkid.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libblkid package and not the libblkid package as distributed by Centos.
See How to fix? for Centos:6 relevant fixed versions and status.
Certain legacy functionality in fusermount in fuse 2.8.5 and earlier, when util-linux does not support the --no-canonicalize option, allows local users to bypass intended access restrictions and unmount arbitrary directories via a symlink attack.
References
- http://fuse.git.sourceforge.net/git/gitweb.cgi?p=fuse/fuse;a=commit;h=cbd3a2a84068aae6e3fe32939d88470d712dbf47
- https://access.redhat.com/security/cve/CVE-2011-0543
- http://www.openwall.com/lists/oss-security/2011/02/02/2
- http://www.openwall.com/lists/oss-security/2011/02/03/5
- http://www.openwall.com/lists/oss-security/2011/02/08/4
- https://access.redhat.com/errata/RHSA-2011:1083
- http://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html
- http://fuse.git.sourceforge.net/git/gitweb.cgi?p=fuse/fuse%3Ba=commit%3Bh=cbd3a2a84068aae6e3fe32939d88470d712dbf47