The KEYCTL_JOIN_SESSION_KEYRING operation in the Linux kernel before 2.6.12.5 contains...
Vulnerability Description
The KEYCTL_JOIN_SESSION_KEYRING operation in the Linux kernel before 2.6.12.5 contains an error path that does not properly release the session management semaphore, which allows local users or remote attackers to cause a denial of service (semaphore hang) via a new session keyring (1) with an empty name string, (2) with a long name string, (3) with the key quota reached, or (4) ENOMEM.
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
- https://usn.ubuntu.com/169-1/
- http://www.securityfocus.com/bid/14521
- http://www.mandriva.com/security/advisories?name=MDKSA-2005:220
- http://secunia.com/advisories/17073
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9638
- http://www.redhat.com/support/errata/RHSA-2005-514.html
- http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.12.5
- http://www.securityfocus.com/archive/1/427980/100/0/threaded
- http://secunia.com/advisories/16355/
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CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.