kernel: libceph auth token buffer overflow
Published Sep 28, 2014
7.8
HIGHCVSS 2.0
EPSS 6.17%
Description
Buffer overflow in net/ceph/auth_x.c in Ceph, as used in the Linux kernel before 3.16.3, allows remote attackers to cause a denial of service (memory corruption and panic) or possibly have unspecified other impact via a long unencrypted auth ticket.
Affected products
No data.
Configuration 1
- < 3.2.64
- ≥ 3.3 · < 3.4.105
- ≥ 3.5 · < 3.10.55
- ≥ 3.11 · < 3.12.29
- ≥ 3.13 · < 3.14.19
- ≥ 3.15 · < 3.16.3
Configuration 2
- 12.04
- 14.04
No data.
Red Hat Enterprise Linux 7
kernel
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | kernel | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect the versions of the Linux kernel packages as shipped with Red Hat Enterprise Linux 5, 6, 7 and Red Hat Enterprise MRG 2 (as they did not include support for this feature).
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:C
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 (16 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 6.17% (0.06167) | 93.27th | v5 (v2026.06.15) |
| Jun 15, 2026 | 6.17% (0.06167) | 92.55th | v5 (v2026.06.15) |
| Jan 19, 2026 | 2.84% (0.02839) | 85.80th | v4 (v2025.03.14) |
| Mar 30, 2025 | 3.86% (0.03863) | 87.14th | v4 (v2025.03.14) |
| Mar 29, 2025 | 5.90% (0.05896) | 83.90th | v4 (v2025.03.14) |
| Mar 17, 2025 | 3.86% (0.03863) | 87.45th | v4 (v2025.03.14) |
| Dec 12, 2024 | 3.04% (0.03036) | 91.33th | v3 (v2023.03.01) |
| May 10, 2024 | 3.04% (0.03036) | 90.91th | v3 (v2023.03.01) |
| Mar 24, 2024 | 3.91% (0.03905) | 91.77th | v3 (v2023.03.01) |
| Nov 8, 2023 | 4.50% (0.04503) | 91.55th | v3 (v2023.03.01) |
| Jul 19, 2023 | 3.77% (0.03769) | 90.61th | v3 (v2023.03.01) |
| May 8, 2023 | 2.93% (0.02925) | 89.29th | v3 (v2023.03.01) |
| Mar 7, 2023 | 3.10% (0.03097) | 89.51th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.17% (0.02172) | 80.77th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.17% (0.02172) | 78.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.17% (0.02172) | 57.73th | v2 (v2022.01.01) |
References (14)
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=c27a3e4d667fdcad3db7b104f75659478e0c68d8 x_refsource_CONFIRM
- http://tracker.ceph.com/issues/8979 x_refsource_CONFIRMBroken Link
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.16.3 x_refsource_CONFIRMExploitVendor Advisory
- http://www.openwall.com/lists/oss-security/2014/09/15/7 mailing-listx_refsource_MLISTExploitMailing List
- http://www.securityfocus.com/bid/69805 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2376-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- http://www.ubuntu.com/usn/USN-2377-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- http://www.ubuntu.com/usn/USN-2378-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- http://www.ubuntu.com/usn/USN-2379-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2014-6416 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1142060 x_refsource_CONFIRMIssue TrackingThird Party Advisory
- https://github.com/torvalds/linux/commit/c27a3e4d667fdcad3db7b104f75659478e0c68d8 x_refsource_CONFIRMExploitThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2014-6416
- https://www.cve.org/CVERecord?id=CVE-2014-6416
Change history (0)
No recorded changes yet.