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CVE-2005-2098
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…
Medium5.0EPSS 3.2%
- Published
- Updated
- Reserved
- Assigned by
- redhat
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 3.2% · top 12% of all CVEs (4 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (9)
- USN-169-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- 14521 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- MDKSA-2005:220 (opens in a new tab)vendor-advisoryx_refsource_MANDRAKEx_transferred
- 17073 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- oval:org.mitre.oval:def:9638 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- RHSA-2005:514 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.12.5 (opens in a new tab)x_refsource_CONFIRMx_transferred
- FLSA:157459-3 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- 16355 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2005-2098)Record last updated .