CVE-2011-0543
Certain legacy functionality in fusermount in fuse 2.8.5 and earlier, when util-linux does not...
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.
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2011-0543- CVSS 2.0
- 3.3 Low
AV:L/AC:M/Au:N/C:N/I:P/A:P - Weakness
- CWE-264
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2011-0543- Updated
- 2026-11-02
EUVDEUVD-2011-0561 No score
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.
- Record
EUVD-2011-0561- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-2g2x-4qqh-7m58 No score
Certain legacy functionality in fusermount in fuse 2.8.5 and earlier, when util-linux does not...
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.
- Record
GHSA-2g2x-4qqh-7m58- Updated
- 2026-11-02
OSV No score
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.
- Record
CVE-2011-0543- Updated
- 2026-11-02
OSVDEBIAN-CVE-2011-0543 No score
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.
- Record
DEBIAN-CVE-2011-0543- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
fuseDebian:12 |
before 2.8.5-1 | 2.8.5-1 |
fuseDebian:13 |
before 2.8.5-1 | 2.8.5-1 |
fuseRed Hat:enterprise_linux:6::server |
before 0:2.8.3-3.el6_1 | 0:2.8.3-3.el6_1 |
fuse-debuginfoRed Hat:enterprise_linux:6::server |
before 0:2.8.3-3.el6_1 | 0:2.8.3-3.el6_1 |
fuse-develRed Hat:enterprise_linux:6::server |
before 0:2.8.3-3.el6_1 | 0:2.8.3-3.el6_1 |
fuse-libsRed Hat:enterprise_linux:6::server |
before 0:2.8.3-3.el6_1 | 0:2.8.3-3.el6_1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2011-0543 is a low vulnerability (CVSS 3.3) in Fuse, published September 2, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.33%, the 26th percentile. Fixed in fuse 2.8.5-1.
References
openwall.com/lists/oss-security/2011/02/02/2
lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html
fuse.git.sourceforge.net/git/gitweb.cgi?p=fuse/fuse%3Ba=commit%3Bh=cbd3a2a84068aae6e3fe32939d88470d712dbf47
nvd.nist.gov/vuln/detail/CVE-2011-0543
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github.com/advisories/GHSA-2g2x-4qqh-7m58
security-tracker.debian.org/tracker/CVE-2011-0543
access.redhat.com/errata/RHSA-2011:1083
rhn.redhat.com/errata/RHBA-2011-0699.html
bugzilla.redhat.com/show_bug.cgi?id=651183
security.access.redhat.com/data/csaf/v2/advisories/2011/rhsa-2011_1083.json
cve.org/CVERecord?id=CVE-2010-3879