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Fencer Intel
high 7.8

CVE-2014-9922 json

The eCryptfs subsystem in the Linux kernel before 3.18 allows local users to gain privileges via a large filesystem stack that includes an…

published 2017-04-04 9 y ago modified 2026-06-17 4 mo ago also EUVD-2014-9727

cvss
7.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.3%
EPSS 1.3% chance of exploitation in 30 days, percentile 69%
public exploits
0
none known

Summary

The eCryptfs subsystem in the Linux kernel before 3.18 allows local users to gain privileges via a large filesystem stack that includes an overlayfs layer, related to fs/ecryptfs/main.c and fs/overlayfs/super.c.

Patch / fix

  • linux Debian 14, Debian 13, Debian 12 4.0.2-1

debian advisories DEBIAN-CVE-2014-9922

  • drbd SLE High Availability Extension 11 SP4 8.4.4-0.27.2.1
  • gfs2 SLE Real Time 11 SP4, SLE High Availability Extension 11 SP4 2-0.24.2.14
  • ocfs2 SLE Real Time 11 SP4, SLE High Availability Extension 11 SP4 1.6-0.28.3.4
  • drbd-kmp SLE Real Time 11 SP4, SLE High Availability Extension 11 SP4 8.4.4-0.27.2.13
  • kernel-ec2 SLES for SAP 11 SP4, SLES 11 SP4 3.0.101-108.7.1
  • kernel-pae SLES for SAP 11 SP4, SLES 11 SP4 3.0.101-108.7.1
  • kernel-xen SLES for SAP 11 SP4, SLES 11 SP4 3.0.101-108.7.1
  • kernel-syms SLES for SAP 11 SP4, SLES 11 SP4 3.0.101-108.7.1

suse advisories SUSE-SU-2017:2389-1SUSE-SU-2017:2342-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2014-9922 updated cvss 7.0

kernel: Privilege escalation in eCryptfs subsystem via a large filesystem stack

  • Red Hat Enterprise MRG 2 kernel-rt, mrg-rt-release, kernel-rt-trace, kernel-rt-vanilla, kernel-rt-firmware
    affected: no fix available
  • Red Hat Enterprise Linux 5 kernel Red Hat Enterprise Linux 6 perf, kernel, python-perf, kernel-kdump, kernel-firmware, kernel-bootwrapper, +1 more Red Hat Enterprise Linux 7 perf, kernel, bpftool, kernel-rt, python-perf, kernel-kdump, +8 more
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.27% chance of exploitation in the next 30 days, higher than 69% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 7.8 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-264 Permissions, Privileges, and Access Controls
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.