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.
Advisories
Source ID Title
EUVD EUVD EUVD-2005-2099 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.
Ubuntu USN Ubuntu USN USN-169-1 Linux kernel vulnerabilities
Fixes

Solution

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Workaround

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cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-07T22:15:37.360Z

Reserved: 2005-06-30T00:00:00

Link: CVE-2005-2098

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2005-08-23T04:00:00.000

Modified: 2025-04-03T01:03:51.193

Link: CVE-2005-2098

cve-icon Redhat

Severity : Important

Publid Date: 2005-08-04T00:00:00Z

Links: CVE-2005-2098 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses