NFSv4 in the Linux kernel 2.6.18, and possibly other versions,...
Vulnerability Description
NFSv4 in the Linux kernel 2.6.18, and possibly other versions, does not properly clean up an inode when an O_EXCL create fails, which causes files to be created with insecure settings such as setuid bits, and possibly allows local users to gain privileges, related to the execution of the do_open_permission function even when a create fails.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://www.ubuntu.com/usn/USN-852-1
- http://secunia.com/advisories/38794
- http://lists.vmware.com/pipermail/security-announce/2010/000082.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9757
- http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00005.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7527
- https://rhn.redhat.com/errata/RHSA-2009-1548.html
- http://secunia.com/advisories/38834
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=81ac95c5
- http://www.openwall.com/lists/oss-security/2009/09/21/2
- https://bugzilla.redhat.com/show_bug.cgi?id=524520
- http://secunia.com/advisories/37105
- http://www.vupen.com/english/advisories/2010/0528
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Weaknesses (CWE)
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MITRE ATT&CK TTPs
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