kernel: buffer overflow in eCryptfs
Published Mar 3, 2015
3.6
LOWCVSS 2.0
EPSS 0.45%
Description
Off-by-one error in the ecryptfs_decode_from_filename function in fs/ecryptfs/crypto.c in the eCryptfs subsystem in the Linux kernel before 3.18.2 allows local users to cause a denial of service (buffer overflow and system crash) or possibly gain privileges via a crafted filename.
Affected products
No data.
Configuration 1
- 12.04
- 14.04
- 14.10
Configuration 2
- ≤ 3.18.1
No data.
Red Hat Enterprise Linux 6
kernel-0:2.6.32-573.el6
Fixed · RHSA-2015:1272
Red Hat Enterprise Linux 5
kernel
Not affected
Red Hat Enterprise Linux 7
kernel
Not affected
Red Hat Enterprise Linux 7
kernel-rt
Not affected
Red Hat Enterprise MRG 2
realtime-kernel
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | kernel-0:2.6.32-573.el6 | Fixed | RHSA-2015:1272 |
| Red Hat Enterprise Linux 5 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 7 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 7 | kernel-rt | Not affected | n/a |
| Red Hat Enterprise MRG 2 | realtime-kernel | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect versions of the Linux kernel as shipped with Red Hat Enterprise Linux 5 and 7; and kernel-rt packages as shipped with Red Hat Enterprise MRG 2 and Red Hat Enterprise Linux 7.
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:L/AC:L/Au:N/C:N/I:P/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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.45% (0.00447) | 36.57th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.45% (0.00447) | 35.37th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.06% (0.00061) | 16.25th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00044) | 11.92th | v3 (v2023.03.01) |
| Jul 10, 2024 | 0.04% (0.00044) | 10.38th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00044) | 8.31th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.55% (0.01547) | 74.98th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.55% (0.01547) | 74.94th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.55% (0.01547) | 72.92th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.55% (0.01547) | 51.82th | v2 (v2022.01.01) |
References (21)
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=942080643bce061c3dd9d5718d3b745dcb39a8bc x_refsource_CONFIRM
- http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00004.html vendor-advisoryx_refsource_SUSE
- http://rhn.redhat.com/errata/RHSA-2015-1272.html vendor-advisoryx_refsource_REDHAT
- http://www.debian.org/security/2015/dsa-3170 vendor-advisoryx_refsource_DEBIAN
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.18.2 x_refsource_CONFIRM
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:058 vendor-advisoryx_refsource_MANDRIVA
- http://www.openwall.com/lists/oss-security/2015/02/17/9 mailing-listx_refsource_MLIST
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html x_refsource_CONFIRM
- http://www.securityfocus.com/bid/72643 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id/1031860 vdb-entryx_refsource_SECTRACK
- http://www.ubuntu.com/usn/USN-2515-1 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-2516-1 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-2517-1 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-2518-1 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-2541-1 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-2542-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2014-9683 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1193830 x_refsource_CONFIRMIssue Tracking
- https://github.com/torvalds/linux/commit/942080643bce061c3dd9d5718d3b745dcb39a8bc x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2014-9683
- https://www.cve.org/CVERecord?id=CVE-2014-9683
Change history (0)
No recorded changes yet.