security flaw
Published Aug 22, 2005
5.0
MEDIUMCVSS 2.0
EPSS 3.20%
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.
Affected products
No data.
- 2.6.0
- 2.6.0
- 2.6.0
- 2.6.0
- 2.6.0
- 2.6.0
- 2.6.0
- 2.6.0
- 2.6.0
- 2.6.0
- 2.6.0
- 2.6.0
- 2.6.1
- 2.6.1
- 2.6.1
- 2.6.2
- 2.6.3
- 2.6.4
- 2.6.5
- 2.6.6
- 2.6.6
- 2.6.7
- 2.6.7
- 2.6.8
- 2.6.8
- 2.6.8
- 2.6.8
- 2.6.8.1
- 2.6.8.1.5
- 2.6.8.1.5
- 2.6.8.1.5
- 2.6.8.1.5
- 2.6.8.1.5
- 2.6.8.1.5
- 2.6.8.1.5
- 2.6.8.1.5
- 2.6.8.1.5
- 2.6.8.1.5
- 2.6.8.1.5
- 2.6.8.1.5
- 2.6.8.1.5
- 2.6.8.1.5
- 2.6.8.1.5
- 2.6.8.1.5
- 2.6.9
- 2.6.10
- 2.6.10
- 2.6.11
- 2.6.11
- 2.6.11
- 2.6.11
- 2.6.11.1
- 2.6.11.2
- 2.6.11.3
- 2.6.11.4
- 2.6.11.5
- 2.6.11.6
- 2.6.11.7
- 2.6.11.8
- 2.6.11_rc1_bk6
- 2.6.12
- 2.6.12
- 2.6_test9_cvs
No data.
Red Hat Enterprise Linux 4
kernel-0:2.6.9-22.EL
Fixed · RHSA-2005:514
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 4 | kernel-0:2.6.9-22.EL | Fixed | RHSA-2005:514 |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.20% (0.03198) | 87.68th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.20% (0.03198) | 86.42th | v5 (v2026.06.15) |
| Mar 30, 2025 | 3.01% (0.03007) | 85.38th | v4 (v2025.03.14) |
| Mar 29, 2025 | 4.59% (0.04595) | 81.69th | v4 (v2025.03.14) |
| Mar 17, 2025 | 2.07% (0.02069) | 82.74th | v4 (v2025.03.14) |
| Dec 17, 2024 | 1.50% (0.01504) | 86.63th | v3 (v2023.03.01) |
| Jul 29, 2024 | 2.94% (0.02942) | 90.95th | v3 (v2023.03.01) |
| Mar 7, 2023 | 4.51% (0.04514) | 91.18th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.97% (0.01974) | 78.97th | v2 (v2022.01.01) |
| Feb 13, 2023 | 1.97% (0.01974) | 78.46th | v2 (v2022.01.01) |
| Feb 3, 2023 | 2.17% (0.02172) | 80.18th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.97% (0.01974) | 77.12th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.97% (0.01974) | 56.20th | v2 (v2022.01.01) |
No CWE recorded.
References (13)
- http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.12.5 x_refsource_CONFIRM
- http://secunia.com/advisories/16355/ third-party-advisoryx_refsource_SECUNIAPatchVendor Advisory
- http://secunia.com/advisories/17073 third-party-advisoryx_refsource_SECUNIA
- http://www.mandriva.com/security/advisories?name=MDKSA-2005:220 vendor-advisoryx_refsource_MANDRAKE
- http://www.redhat.com/support/errata/RHSA-2005-514.html vendor-advisoryx_refsource_REDHAT
- http://www.securityfocus.com/archive/1/427980/100/0/threaded vendor-advisoryx_refsource_FEDORA
- http://www.securityfocus.com/bid/14521 vdb-entryx_refsource_BID
- https://access.redhat.com/security/cve/CVE-2005-2098 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1617685 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2005-2098
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9638 vdb-entrysignaturex_refsource_OVAL
- https://usn.ubuntu.com/169-1/ vendor-advisoryx_refsource_UBUNTU
- https://www.cve.org/CVERecord?id=CVE-2005-2098
Change history (0)
No recorded changes yet.